Who shall set a limit to the influence of a human being?

Do not go where the path may lead, go instead where there is no path and leave a trail.

Nothing great was ever achieved without enthusiasm.

A man's growth is seen in the successive choirs of his friends.

When a man is pushed, tormented, defeated, he has a chance to learn something.

Beauty without expression tires.

Nature always wears the colors of the spirit.

Life Is a Journey, Not a Destination.

Every sunset brings the promise of a new dawn

To be yourself in a world that is constantly trying to make you something else is the greatest accomplishment.

The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.

The conversation on global warming has been stalled because a shrinking group of denialists fly into a rage when it's mentioned.

My pencil is like a fencer's foil.

The chief forms of beauty are order and symmetry and definiteness, which the mathematical sciences demonstrate in a special degree.

Concentration of effort and the habit of working with a definite chief aim are two of the essential factors in success, which are always found together. One leads to the other.

If not for bad luck we'd have no luck at all.

You can sometimes find something good on the other side of doing something very, very painful.

What people say isn't going to stop me. I have to do things for myself.

Circumstances should never alter principles!

You see all kinds of anarchic forms of rebellion, but the moment of preparation is when the Communists and other kinds of political forces play a roll.

I never learned to verbalize an abstract musical concept. No thank you. The whole point of being a serious musician is to avoid verbalization whenever you can.