Success is not final, failure is not fatal: it is the courage to continue that counts.
采石场不仅仅是一个坑,它是我们留给后代的遗产。
记忆是一台能够穿越时光回到过去的机器。
If you really want to succeed, don't be afraid of failure.
That is what learning is. You suddenly understand something you've understood all your life, but in a new way.