你越是沉溺于过去，就越少为未来做准备。

The natural effort of every individual to better his own condition， when suffered to exert itself with freedom and security， is so powerful a principle that it is alone， and without any assistance， not only capable of carrying on the society to wealth and prosperity but of surmounting a hundred impertinent obstructions with which the folly of human laws too often encumbers its operations.

真相很少是纯粹的，也从不简单。

"Every mental state is transitional."

If you don't go through the tough times, you don't get to the good times.

Dairy farming is both an art and a science—respect both.

In business, the ability to adapt quickly to market changes is more valuable than any static advantage.

衡量一家公司成功的真正标准是其对社会的影响，而不仅仅是其利润。