你无法回到过去改变开头，但你可以从现在开始改变结局。

计算效率的概念是学习算法设计的核心。

Music and letters are the two wings of the same spirit.

创新源于拒绝接受限制。

The important thing in life is not victory but combat； it is not to have vanquished but to have fought well.

我的艺术就是我的灵魂。