There is a real magic in enthusiasm. It spells the difference between mediocrity and accomplishment

The mind that finds its way to wild places is the poet's; but the mind that never finds its way back is the lunatic's.

Moonlight is sculpture.

If information and knowledge are central to democracy, they are the conditions for development.

I am one of those who think like Nobel, that humanity will draw more good than evil from new discoveries.

Reputation is what men and women think of us; character is what God and angels know of us.

I love children, especially when they cry, for then someone takes them away.

Sell your cleverness and buy bewilderment.

We do not have to visit a madhouse to find disordered minds; our planet is the mental institution of the universe.

A lie never lives to be old.

I can bear any pain as long as it has meaning.

Most ballet teachers in the United States are terrible. If they were in medicine, everyone would be poisoned.

In just six weeks from the time the design was started, we had the motor on the block testing its power.

The only thing worse than being blind is having sight but no vision.

You're only given a little spark of madness. You mustn't lose it.

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

Every beauty which is seen here by persons of perception resembles more than anything else that celestial source from which we all are come.

A scientific man ought to have no wishes, no affections, - a mere heart of stone.

A jug fills drop by drop.

I've got a woman's ability to stick to a job and get on with it when everyone else walks off and leaves it.

External nature is only internal nature writ large.