计算机科学中的真正挑战不仅仅是建造更快的计算机，而是开发更聪明的算法。

My philosophy of life is: smile at life and never give up.

The ability to focus attention is crucial for learning, memory, and performance in complex tasks.

Man has no right to kill his brother. It is no excuse that he does so in uniform.

Life is too short to worry about what other people think.