People are capable, at any time in their lives, of doing what they dream of.

The PAC learning framework provides a formal way to quantify the learnability of a concept class.

The past is not lost; it is encoded within us.

Sun don't shine forever, but as long as it's here then we might as well shine together.

一个好老师必须能够设身处地为那些觉得学习困难的人着想。

When people are confronted with a problem, they often try to solve it by breaking it down into smaller parts. But sometimes, the solution lies in seeing the problem as a whole.

我喜欢讲故事，而不是解释它。

You have to be willing to fail to be successful.