但是，假如你驯服了我，我们就彼此需要了。对我而言，你就是举世无双的；对你而言，我也是独一无二的……

逻辑学研究不仅仅是关于形式系统，更是关于理解人类推理的本质。

Write a program as carefully as you write a letter.

One ought never to turn one's back on a threatened danger and try to run away from it. If you do that, you will double the danger. But if you meet it promptly and without flinching, you will reduce the danger by half.

The only thing I care about is the music and the performance. That's the only reason I'm here.