"We are all fools in love."

没有终局的成功，也没有致命的失败， 重要的是继续前进的勇气。

The key is to set realistic customer expectations, and then not to just meet them, but to exceed them — preferably in unexpected and helpful ways.

解释：处于安全环境时要考虑到可能出现的危险，考虑到危险就会有所准备，事先有了准备就可以避免祸患。