有时你必须先投降才能获胜。
"Sometimes you have to surrender before you win."
有机催化剂的美在于它们的多样性和适应性。
It is common sense to take a method and try it. If it fails, admit it frankly and try another. But above all, try something.
反过来，始终反过来：把情况或问题颠倒过来，从反面看。