Favorite Quotes

吉田が独断と偏見で選んだ好きな Quotes です. 


The brick walls are there to give us a chance to show how badly we want something.

Randy Pausch, http:///www.thelastlecture.com/

When there is an elephant in the room, introduce it first.

Randy Paush’s father, http:///www.thelastlecture.com/

Teaching without research is blind, research without teaching is sterile.

L. Piegl

Knowledge is a rare thing — you gain by giving it away.

Ivan E. Sutherland

The existence of these patterns challenges us to study those form that Euclid leaves aside as being “formless,” to investigate the morphology of the “amorphous.” Mathematicians have disdained this challenge, however, and having increasingly chosen to flee from nature by devising theories unrelated to anything we can see or feel.


Never do anything against conscience even if the state demands it.

Albert Einstein

I never did anything worth doing by accident, nor did any of my inventions come by accident. They came by work.

Thomas Alva Edison

The essence of mathematics is not to make simple things complicated, but to make complicated things simple.

S. Gudder

Except in mathematics, the shortest distance between point A and point B is seldom a straight line.

I don’t believe in mathematics.

Albert Einstein

It is through science that we prove, but through intuition that we discover.


If we knew what it was we were doing, it would not be called research, would it?

Albert Einstein

Science without religion is lame, religion without science is blind.

Albert Einstein

A mathematician, like a painter or a poet, is a maker of patterns. If his patterns are more permanent than theirs, it is because they are made with ideas.

G. H. Hardy

Many of the proofs in mathematics are very long and intricate. Others, though not long, are very ingeniously constructed.

E. C. Titchmarsh

Euclid’s work will live long after all the text-books of the present day are superseded and forgotten. It is one of the noblest monuments of antiquity.

Sir Thomas L. Heath

A surface is non-orientable if and only if there exists on the surface some closed curve … such that a small oriented circle whose center traverses the curve continuously will arrive at its starting point with its orientation reversed.

Hilbert and Cohn-Vossen

Try not to become a man of success but a man of value.

Albert Einstein

Science does not know its debt to imagination.

Ralph Waldo Emerson

I do not know what I may appear to the world, but to myself I seem to have been only a boy playing on the sea-shore, and diverting myself in now and then finding a smoother pebble or a prettier shell than ordinary, whilst the great ocean of truth lay all undiscovered before me.

Isaac Newton

Nature creates curved lines while humans create straight lines.

Hideki Yukawa

Don’t be afraid to make a mistake. But make sure you don’t make the same mistake twice.

Akio Morita

Curiosity is the key to creativity.

Akio Morita

When I took office, only high energy physicists had ever heard of what is called the Worldwide Web…. Now even my cat has its own page.

Bill Clinton

My work is a game, a very serious game.

M. C. Escher

Our scientific power has outrun our spiritual power. We have guided missiles and misguided men.

Martin Luther King Jr.

Although changed, I shall arise the same. (In Latin, Eadem mutata resurgo)

Jakob Bernoulli

In most people’s vocabularies, design means veneer. It’s interior decorating. It’s the fabric of the curtains of the sofa. But to me, nothing could be further from the meaning of design. Design is the fundamental soul of a human-made creation that ends up expressing itself in successive outer layers of the product or service.

Steve Jobs


Ask not what your country can do for you – ask what you can do for your country.

John F. Kennedy

Don’t be deceived by appearances, for beauty is found within.

in Beaty and the Beast

Laughter is contagious.

In Patch Adams

Life is like a box of chocolates… You neve know what you’re gonna get!

In Forrest Gump

Stupid is as stupid does.

In Forrest Gump

Keep away from people who try to belittle your ambitions. Small people always do that, but the really great make you feel that you, too, can become great.

Mark Twain

I went into the woods because I wanted to live deliberately. I wanted to live deep and suck out all the marrow of life … to put to rout all that was not life; and not, when I came to die, discover that I had not lived.

In Dead Poets Society

Carpe diem! (Latin, means “Seize the day!”)

In Dead Poets Society

No matter what anybody tells you, words and ideas can change the world.

In Dead Poets Society

The Roots of Violence:
Wealth without work, Pleasure without conscience, Knowledge without character,
Commerce without morality, Science without humanity, Worship without sacrifice,
Politics without principles.


You must never be satisfied with losing. You must get angry, terribly angry, about losing. But the mark of the good loser is that he takes his anger out on himself and not his victorious opponents or on his teammates.

Richard M. Nixon

Love means never having to say you’re sorry.

In Love Story

The ultimate measure of a man is not where he stands in moments of comfort, but where he stands at times of challenge and controversy.

Martin Luther King, Jr.

No great man ever complains of want of opportunities.

Ralph Waldo Emerson

The future belongs to those who believe in the beauty of their dreams.

Eleanor Roosevelt

Dream as if you’ll live forever, live as if you’ll die today.

James Dean

Experience is the name every one gives to their mistakes.

Oscar Wilde

Every man I meet is in some way my superior.

Ralph Waldo Emerson

An ounce of action is worth a ton of theory.

Ralph Waldo Emerson

To be great is to be misunderstood.

Ralph Waldo Emerson

Management is nothing more than motivating other people.

Lee Iacocca

The speed of the boss is the speed of the team.

Lee Iacocca

All the news without fear or favor

The Japan Times

I wish I were living in the 10th floor. I could catch the cloud. I could catch the sun to make our room brighter.

4-year-old girl living in the first floor

Haste not. Rest not.

Inazo Nitobe

Rome was not built in a day.

Slow and steady wins the race.

In the long history of humankind (and animal kind, too), those who learned to collaborate and improvise most effectively have prevailed.

Charles Darwin

Ideas won’t work unless you do.

I don’t want to hear you talk anymore. I want to hear others talk about you.

In Cinema Paradiso

If you want a rainbow, you gotta put up with the rain.

Dolly Parton

If it wasn’t hard, everyone would do it. It’s the hard that makes it great.

In a league of their own

Killing time murders opportunities.

fortune cookie

It is better to be an optimist and proven a fool than to be a pessimist and be proven right.

fotune cookie

Laziness is nothing more than the habit of resting before you get tired.

fotune cookie

Our behavior is a function of our decision, not our conditions.

In The Seven Habits of Highly Effective People

Success is on the far side of failure.

T. J. Watson

“Management is doing things right; leadership is doing the right thing.” Management is efficiency in climbing the ladder of success; leadership determines whether the ladder is leaning against the right wall.

In The Seven Habits of Highly Effective People

Do not fear mistakes – fear only the absence of creative, constructive, and corrective responses to those mistakes.

Rolfe Kerr, a friend of the author of The Seven Habits of Highly Effective People

The man who thinks he can and the man who thinks he can’t are both right. Which one are you?

Henry Ford

What they need is common vision and that is what leadership is.

Steve Jobs

A strong, positive self-image is the best possible preparation for success.

Joyce Brothers (American psychologist)

Good artists copy, great artists steal.

Pablo Picaso