适应是理解行为的关键。

We either do the best or we don't do it at all.

教育是灵魂的灯塔。

It is not a lack of love，but a lack of friendship that makes unhappy marriages.

The times they are a-changin'.

The best books ask questions, not just give answers.

如果你对我很糟糕，我会写一首关于你的歌，而且对你来说不会是好歌。