We usually see only the things we are looking for- so much so that we sometimes see them where they are not.

我不是说唱歌手，我是一个带有黑帮风格的诗人。

If you’re changing the world, you’re working on important things. You’re excited to get up in the morning.

译文：既然人知道羞耻和可恶，那么就会萌生善心。

Sustainable development is not a choice, but a responsibility.

最成功的产品是那些预见到人们不知道自己有的需求的产品。