几个小警句

What must be must be。——自然规律不可违背。
Turn thorns into roses。——化干戈为玉帛。
Opportunity knocks at your door only once。——机不可失，时不再来。
Pride will have a fall。——骄者必败。
Look before you leap。——三思而后行。
To pay a person in his own coin。——以其人之道，还治其人之身。
In prosperity think of adversity。——居安思危。
Faith will move mountains。——精诚所至，金石为开。
Unity in our diversity。——求同存异。