Gardening is the only unquestionably useful job.

Optimistic lies have such immense therapeutic value that a doctor who cannot tell them convincingly has mistaken his profession.

All evolution in thought and conduct must at first appear as heresy and misconduct.

The sound body is the product of the sound mind.

The harder I work the more I live.

There are no perfectly honorable men; but every true man has one main point of honor and a few minor ones.

Deep knowledge is not knowledge of the thing itself, but knowledge of a thing like the thing. Then, you gain not one knowledge, but two knowledges. Of the thing. And of the original thing with is like the thing. Which is the barbarism of the privileged class.