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

You can't manage what you don't measure.

Learning consists in the modification of certain mediating processes which operate between the stimulus and the response.

最可怕的时刻总是在你开始之前。

当你想要放弃的时候，想想你当初为什么坚持了这么久。

"One way of looking at speech is to say that it is a constant stratagem to cover nakedness."

The best art comes from pain.