The most sophisticated circuit boards still require the simplest human values to function in society.

Freedom does not consist in any dreamt-of independence from natural laws, but in the knowledge of these laws, and in the possibility this gives of systematically making them work towards definite ends.

土地才是真正的客户，而不是支付费用的人。

The best economic insights come from observing how people actually behave.

Man's main task in life is to give birth to himself, to become what he potentially is. The most important product of his effort is his own personality.

唯一真正的错误是我们从中一无所获的错误。