The sea gives us abundance, but it demands respect in return.

The writer must believe that what he is doing is the most important thing in the world. And he must hold to this illusion even when he knows it is not true.

译文：怀疑就不要任用，任用了就不要怀疑。

市场并非完全有效，但它们足够有效，以至于大多数人无法持续战胜市场。