过去从未消逝，它甚至还未成为过去。

I don't have time to worry about who doesn't like me. I'm too busy loving the people who love me.

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。

I love to compete. That's what I do.

科学不在于永远正确，而在于逐渐减少错误。