挑战让我们成长，拥抱它们吧。

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.

Every tree planted today is a legacy for tomorrow's generations.

我愿意让自己经历任何事情；只要我能看到这段经历会把我带到一个新的水平，暂时的痛苦或不适对我来说就毫无意义。