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True freedom is not about doing what you want, but about not doing what you don't want to do.

The study of topological phases of matter is a testament to the power of theoretical physics to predict and explain new states of matter.

"The best way to get things done is to simply begin."

睡眠，那些小小的死亡切片——我多么厭惡它們。

La literatura es el único país donde puedo vivir sin pasaporte.

如果您不愿意對它們負責，那就不要有好主意。

我們今天種下的每一粒種子都是對后代的承諾。