In the context of computational learning, the concept of 'probably approximately correct' (PAC) learning provides a framework for understanding the efficiency and feasibility of learning algorithms.

当我看着这个世界时，我是悲观的，但当我看着人们时，我是乐观的。

我想在世界上留下印记，哪怕只是一个微小的圆点。

唯一真实的旅程是内心的旅程。

The young do not know enough to be prudent, and therefore they attempt the impossible, and achieve it, generation after generation.

在建构伟大事物的过程里，构想是最不重要的成分，它必须是对的构想并有好的品味，但执行与完成才是关键。