Profit without purpose is chemistry without catalysts - possible, but painfully slow and inefficient.

给我一个支点，我就能撬动地球。

不要把行动与进步混为一谈。

不要问国家可以为你做什么，你应该要问自己可以为国家做什么。

Noman giveth to himself that liberty， to take from himself his life， or any part thereof.

数学的美只向更有耐心的追随者展示。