Freedom is the recognition of necessity.

The novel is a lie that tells the truth, a lie that is more true than reality itself.

我不害怕接受挑战，也不害怕冒险。

有时最难的案子是那些离家最近的。

You must have the eyes of an abyss to gaze into the abyss.

当不同的声音被倾听和重视时，才能做出最好的决策。

In the midst of winter, I found there was, within me, an invincible summer.

计算学习理论为理解机器学习算法的能力和局限性提供了一个数学框架。