The mind is not a static entity, but a dynamic process of continual adjustment.
数学不是观赏性运动,你必须参与其中才能理解。
I'm very proud to be black, but black is not all I am. That's my cultural historical background, my genetic makeup, but it's not all of who I am nor is it the basis from which I answer every question.
坚持到底。无论发生什么,都要坚持你的计划。