The truth is rarely pure and never simple.
Every breakthrough is at first laughable and ridiculous. In fact if it did not start out laughable and ridiculous, it is not a breakthrough.
以物易物、互通有无的倾向是人类共有的,也是其他动物所没有的。
过去是一个异国他乡;那里的人们做事方式不同。
The best mathematics is not just rigorous; it is also elegant.
我不是一个放弃爱情的人。
We read to know we are not alone.