Maybe I was afraid of change, are you?

教育系统的墙必须倒塌。教育不应是特权，所以有钱人的孩子才能学习。

I am living a dream I never want to wake up from.

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.

我总是被那些处于边缘、与某些东西斗争的角色所吸引。