总统的职位是伟大的，但担任这个职位的人并不伟大。
Invention is not enough. Tesla invented the electric power we use, but he struggled to get it out to people. You have to combine both things: invention and innovation focus, plus the company that can commercialize things and get them to people.
Sometimes I do wonder what college would have been like. But I made my decision..
哲学的本质在于其质疑未被质疑的事物的能力。
数学的研究就像空气或重力——它无处不在，即使你看不到它。
The money came between us like a ghost, and I could not touch her hand without feeling that chill.