未经省察的人生不值得过。
The only thing we have to fear is fear itself.
The beauty of mathematics is not in its complexity, but in its simplicity and the profound truths it reveals about the universe.
权力的下颚总是张开着要吞噬,如果可能的话,她的手臂总是伸出来,以摧毁思想、言论和写作的自由。