Art is not about answers. It’s about questions.

苏联是一个恐惧的文明，人们生活在持续的对夜间敲门声的恐惧中。

"I'd never given much thought to how I would die, but dying in the place of someone I love seems like a good way to go."

The only learning which significantly influences behavior is self-discovered, self-appropriated learning.

The best way to predict the future is to create it.

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.

可持续发展始于小步，但需要大视野。

The personality of the teacher is the cornerstone of education.