The only limits in life are the ones you make.

There is only one good, which is knowledge, and one evil, which is ignorance.

你停止学习的那天就是你停止成长的那天。

科学的发展既需要个人的努力，也需要社会的支持。

"A book is a door, and every reader walks through it differently."

Efficiency is doing things right; effectiveness is doing the right things.

心理学的理解来自于观察心灵的行动。

真正使我感兴趣的是上帝创造世界的时候有没有别的方案可选。