The truth is rarely pure and never simple.

心理学必须基于可观察的事实，而非推测。

"Theoretical computer science is a field where deep mathematical insights lead to practical computational tools."

You don't have to be a genius or a visionary or even a college graduate to be successful. You just need a framework and a dream.

不要靠馈赠去获得朋友，你必须奉献你诚挚的爱，学会怎样用正当的方法来赢得别人的心。