我不是因为快乐而唱歌；我因为唱歌而快乐。

The difference between good and great is the extra effort.

The quantum Fourier transform is the key to the exponential speedup in Shor's algorithm.

领导力是一条双向的道路，向上忠诚和向下忠诚。尊重上级；关心下属。