You think you know when you can learn, are more sure when you can write, even more when you can teach, but certain when you can program.
您认为自己知道什么时候可以学习,更确定什么时候可以写作,甚至更多的时候可以教书,但是可以确定何时可以编程。
数学的研究就像空气或重力——它无处不在,即使你看不到它。
We don't inherit leather from our ancestors—we borrow it from our children.
To write is to confront the silence.