The most important thing is to be able to think.
To be a Negro in America is to be in a constant state of rage.
Science is not just about finding answers, but also about asking the right questions.
我能计算天体的运动,却无法计算人们的疯狂。
Your  biggest  competior is yourself.
I'm not afraid to fall apart, because I know I'll always put myself back together.