我出生于非洲。我之所以来加州，是因为在这里，新技术可以得到推广应用，而且，这里没有具有威胁性的竞争对手。
I was born in Africa.I came to California because it’s really where new technologies can be brought to fruition， and I don’t see a viable competitor.
译文：悔悟是去除疾病的药，然而以改正错误为可贵，如果把悔悟滞留在心中，那么又会因为药而引发新的疾病。
I don't think you need to be sad to write a sad song.
免费的疫苗比昂贵的治疗更有价值，但更难推广。
The concept of law is not a concept of a thing, but of a complex social practice.
电影的美在于它是一种合作的艺术形式。