By ethical argument and moral principle the greatest crimes are eventually shown to have been necessary, and, in fact, a signal benefit to mankind.

When he tries to extend his power over objects, those objects gain control of him. He who is controlled by objects loses possession of his inner self... Prisoners in the world of object, they have no choice but to submit to the demands of matter! They are pressed down and crushed by external forces: fashion, the market, events, public opinion. Never in a whole lifetime do they recover their right mind!... What a pity!

Great understanding is broad and unhurried; little understanding is cramped and busy

The greatest tragedy that can befall a person is the atrophy of his mind.

But you now, you wear your soul on your sleeve, exhausting your energy, propping yourself up on a tree, mumbling, or bent over your desk, asleep. Heaven gives you a form and you wear it out by pointless argument.

Those who realise their folly are not true fools.

The hundred parts of the body are all complete in their places. Which should one prefer? Do you like them all equally? Are they all servants? Are they unable to control one another and need a ruler? Or do they become rulers and servants in turn? Is there any true ruler other than themselves?