Theories are usually the over-hasty efforts of an impatient understanding that would gladly be rid of phenomena, and so puts in their place pictures, notions, nay, often mere words.

When the boy begins to understand that the visible point is preceded by an invisible point, that the shortest distance between two points is conceived as a straight line before it is ever drawn with pencil and paper...the fountain of all thought has been opened to him...the philosopher can reveal him nothing new, as a geometrician he has discovered the basis of all thought.

The day is of infinite length for him who knows how to appreciate and use it.

Against criticism a man can neither protest nor defend himself; he must act in spite of it, and then it will gradually yield to him.

When scholars study a thing, they strive to kill it first, if it's alive; then they have the parts and the'be lost the whole, for the link that's missing was the living soul.

I wish the stage were as narrow as the wire of a tighrope dancer so that no incompetent would dare step upon it.

The soul that sees beauty may sometimes walk alone.