You have to fall before you can fly.

除非你知道结局是什么，否则你无法导演一部电影。

科学进步的关键是坚持和开放的心态。

The chemical industry has the power to transform societies, but only if we embrace responsibility alongside progress.

如果你能勇敢地说“再见”，那么生命一定会回报你一个新的“开始”。