每一种心理现象都是整个有机体适应环境的功能体现。

The essence of mathematics lies in its freedom.

When we are planning for posterity， we ought to remember that virtue is not hereditary.

解析：菩提比喻智慧，明镜比喻清净心。本来清净，又哪里会染上什么尘埃？

Object-oriented programming is an exceptionally bad idea which could only have originated in California.

每一次技术突破，都是对极限的挑战。