I met the towering intellectuals in books, not in classroom, which is natural.My family was into all that stuff, getting ahead through discipline, knowledge, and self-control.

实践可以包含认识，但认识不能代替实践。

Life is not easy for any of us. But what of that? We must have perseverance and above all confidence in ourselves. We must believe that we are gifted for something and that this thing must be attained.