Medical science is as yet very imperfectly differentiated from common cure-mongering witchcraft

Life levels all men. Death reveals the eminent.

We must not stay as we are, doing always what was done last time; or we shall stick in the mud.

The secret of being miserable is to have leisure to bother about whether you are happy or not. The cure for it is occupation, because occupation means pre-occupation; and the pre-occupied person is neither happy nor unhappy, but simply alive and active. That is why it is necessary to happiness that one should be tired.

The doctor learns that if he gets ahead of the superstitions of his patients he is a ruined man; and the result is that he instinctively takes care not to get ahead of them.

The savage bows down to idols of wood and stone, the civilized man to idols of flesh and blood

You have nothing to do but mention the quantum theory, and people will take your voice for the voice of science, and belive anything.