I'm not a perfect person, I never claimed to be. But I'm trying every day to be better than I was yesterday.
我不是一个完美的人,我从来没有声称过。但我每天都在努力变得比昨天更好。
Quality is not a position; it is a practice.
Those who make peaceful revolution impossible will make violent revolution inevitable.
Collaboration across industries is key to solving complex global challenges.
人总是比自己知道的自己更多。他不是一成不变的,而是一个过程。
Give the pupils something to do, not something to learn; and the doing is of such a nature as to demand thinking; learning naturally results.