盈利和环境保护可以而且必须齐头并进。

借助显微镜，没有什么小到能逃过我们的探究；因此，一个新的可见世界被揭示给了我们的理解。

Pain is temporary. It may last a minute, or an hour, or a day, or a year, but eventually it will subside and something else will take its place. If I quit, however, it lasts forever.