过去从未死去。它甚至还没有过去。
I'm a woman and I have imperfections... and I'm proud of it.
那些疯狂到认为自己能改变世界的人,才能真正改变世界。
"The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart."
数学的真正力量在于它简化复杂事物的能力,使不可理解的事物变得可理解。