最激动人心的突破来自于质疑现状。

The more you read, the more things you will know. The more that you learn, the more places you'll go.

It’s on the strength of observation and reflection that one finds a way. So we must dig and delve unceasingly.

数学的美在于它允许我们从物理世界中抽象出来，专注于基本原理。