Man is most nearly himself when he achieves the seriousness of a child at play.

Time is a game played beautifully by children.

Heraclitus somewhere says that all things are in process and nothing stays still, and likening existing things to the stream of a river he says that you would not step twice into the same river.

He who hears not me but the logos will say: All is one.

Everything changes and nothing stands still.

Presumption must be quenched even more than a fire.

Unless you expect the unexpected you will never find it, for it is hard to discover and hard to attain.