The best time to plant a tree was twenty years ago. The second best time is now.
The best way to escape from a problem is to solve it.
出自《三国演义》,梁羽生在《七剑下天山》中引用
乌鸦般的交情,虽然看上去挺好,但实则不亲密;绳子结在一起,虽然看上去牢固,但能轻易解开。