The future is not something we enter; it's something we create.

So we beat on, boats against the current, borne back ceaselessly into the past.

老百姓可以长久没有财物，但不能一天没有饭吃。

你必须先对自己有所期望，然后才能做到。

真相总是丑陋的。

A key insight in learning theory is that the complexity of a hypothesis class is crucial for generalization.