To do great things is difficult,but to command great things is more difficult.
做伟大的事情很困难,但指挥伟大的事情更困难。
Waste is just raw material in the wrong place.
I don't let the world define my success.
Investing in technology today will define our ability to deliver cleaner energy tomorrow.
当教授坚持说计算机科学是X但不是Y时,请对他的研究生抱有同情心。