【释义】天旱时准备船只，洪水时准备车辆，这是事物发展的规律。

Business cannot succeed in societies that fail.

Efficiency is the poetry of engineering.

The best science often comes from asking the simplest questions.

The real problem is not whether machines think but whether men do.

"History is not just about events, but about the emotions and thoughts of those who lived through them."

我不需要理由去快乐。