Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.
I don't care what people say, I'm going to do what I want.
不要走在我后面,因为我可能不会引路;不要走在我前面,因为我可能不会跟随;请走在我的身边,做我的朋友。
目前生活中最悲哀的方面是,科学收集知识的速度比社会收集智慧的速度快。