生存下来的不是最强壮的物种,也不是最聪明的物种,而是对变化反应最迅速的物种。
I believe in second chances because God gave me one.
The beauty of mathematics lies not only in its abstract elegance but also in its profound ability to model and solve real-world problems.
The best technology is invisible. It works so well that you don't even notice it.