最重要的是继续前进。

我们都正走向天堂之路，也通往地狱之门。

The value of life lies not in the length of days，but in the use we make of them.

The best way to learn AI is by doing projects and solving real-world problems.

The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

数学中最重要的技能是提出正确问题的能力。