One's only rival is one's own potentialities. One's only failure is failing to live up to one's own possibilities. In this sense, every man can be a king, and must therefore be treated like a king.

We can work together for a better world with men and women of goodwill, those who radiate the intrinsic goodness of humankind.

I want to sing like the birds sing, not worrying about who hears or what they think.

How vain it is to sit down to write when you have not stood up to live.

Be less curious about people and more curious about ideas.

I sound my barbaric yawp over the rooftops of the world.

If you never stop when you wave goodbye you just might find, if you give it time, you will wave hello again...

Prayer does not change God, but it changes him who prays.

The dogmas of the quiet past are inadequate to the stormy present. The occasion is piled high with difficulty, and we must rise with the occasion. As our case is new, so we must think anew and act anew.

Light thinks it travels faster than anything but it is wrong. No matter how fast light travels, it finds the darkness has always got there first, and is waiting for it.

I must not write a word to you about politics, because you are a woman.

I have only ever read one book in my life, and that is White Fang. It's so frightfully good I've never bothered to read another.

Certainty? In this world nothing is certain but death and taxes.

Your clothes conceal much of your beauty, yet they hide not the unbeautiful

Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

I am not now That which I have been.

You cant have a plan for your day, til you have a plan for your life.

Tell me thy company, and I shall tell thee what thou art.

Children's talent to endure stems from their ignorance of alternatives.

Never lend your car to someone you've given birth to.

What do you despise? By this are you truly known.