教育不仅仅是达到目的的手段，其本身就是目的。

The dinosaurs became extinct because they didn't have a space program. And if we become extinct because we don't have a space program, it'll serve us right!

I believe everyone I meet has their own significance.

如果你想赢得诺贝尔奖，就不应该想着赢得诺贝尔奖。