飞蓬生长在麻地里，不用扶持也能挺立；白沙混进黑色泥土，也会跟着一起变黑。

解释：饿了再吃，粗茶淡饭味道也像吃肉一样可口。安稳走路就不会感觉到劳累，权当坐车。

Overfishing is like maxing out a credit card - the heavy price will come due eventually.

Every challenge is an opportunity in disguise—if you're willing to look for it.

危机管理的第一课是要走在曲线前面。