任何政治制度的成功都取决于其提供繁荣和正义的能力。

To write is to give voice to the silenced.

Who can afford to do professional work for nothing?

Innovation is not achieved overnight, but requires continuous effort and persistence.

It is better to be a human being dissatisfied than a pig satisfied； better to be Socrates dissatisfied than a fool satisfied.

进步的最大障碍不是无知，而是知识的幻觉。