Pain research is not just about alleviating suffering; it's about understanding a fundamental aspect of human biology.

Laws that have not their basis in nature are useless.

置身于是非之外，评断是非才能客观；置身于利害之外，才能看清利害的变化。

The fundamental defect of fathers is that they want their children to be a credit to them.

我们存在，只为改变世界。

It is silly not to hope, he thought.