That's the only trouble with being a dog...they never tell you anything…
我这一代人最伟大的发现是,一个人可以通过改变态度来改变他的生活。
The only way to do great work is to love what you do.
The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
最好的学习方法就是实践。