If you don't stand for something you will fall for anything.

To avoid criticism say nothing, do nothing, be nothing.

Thoughts without content are empty, intuitions without concepts are blind.

The only real mistake is the one from which we learn nothing.

There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self.

In any moment of decision, the best thing you can do is the right thing. The worst thing you can do is nothing.

We must live together as brothers or perish together as fools.

Creativity is the process of having original ideas that have value.

There are two educations. One should teach us how to make a living and the other how to live.

Every aquarium will eventually leak.

Only from the heart can you touch the sky.

It takes a lot of courage to show your dreams to someone else.

A person reveals his character by nothing so clearly as the joke he resents.

Man's sensitivity to the little things and insensitivity to the greatest are the signs of a strange disorder.

And this sensitivity will create new friendships for you - friendships with trees, with birds, with animals, with mountains, with rivers, with oceans, with stars. Life becomes richer as love grows.

It seems essential, in relationships and all tasks, that we concentrate only on what is most significant and important.

Reality leaves a lot to the imagination.

Beauty is not in the face; beauty is a light in the heart.

There is geometry in the humming of the strings. There is music in the spacing of the spheres.

Yesterday is but today's memory and tomorrow is today's dream.

I've never known any trouble than an hour's reading didn't assuage.