I didn't know what the hell I was doing, but I knew if I didn't finish the film, I would never get another chance.

The past is always with us, for it feeds the present.

系统的稳定性由其根的行为决定。

It is better to be tried by twelve than to sit on the bench forever.

Genetics is the archaeology of the living.

反馈是鲁棒控制的关键。