Make women rational creatures, and free citizens, and they will quickly become good wives; — that is, if men do not neglect the duties of husbands and fathers.

I am following Nature without being able to grasp her...

过去是一个陌生的国度；他们做事的方式不同。

No matter how complex or refined, all behavior is to be explained in terms of stimulus and response.

Challenges are opportunities in disguise; embrace them.

质量始于农场，卓越来自于对细节的不懈关注。