逻辑学研究不仅仅是关于正确推理，而是关于思想的解放。

The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'

The best fertilizer is the farmer's shadow.

事实是，大多数时候我都不知道自己在做什么，但我还是做了。