生存的规则永远不会改变，无论你是在沙漠还是在办公室。

释义：要了解过去和现在，以便灵活应变，适应变化。

The true spirit of delight, the exaltation, the sense of being more than Man, which is the touchstone of the highest excellence, is to be found in mathematics as surely as in poetry.

The pursuit of happiness is not about feeling good all the time, but about striving toward meaningful goals.