The small wisdom is like water in a glass: clear, transparent, pure. The great wisdom is like the water in the sea: dark, mysterious, impenetrable.

Not everything that counts can be counted, and not everything that can be counted counts.

Everything should be made as simple as possible, but not simpler.

The house of a childless person is a void, all directions are void to one who has no relatives, the heart of a fool is also void, but to a poverty stricken man all is void.

Those born blind cannot see; similarly blind are those in the grip of lust. Proud men have no perception of evil; and those bent on acquiring riches see no sin in their actions.

He who runs away from a fearful calamity, a foreign invasion, a terrible famine, and the companionship of wicked men is safe.