沙漠教会你水的价值,沉默教会你言语的价值。
小心你讨厌的人,可能是你某天必须合作的对象。
You are not the opinion of someone who doesn't know you.
智慧来自于经验的积累和对这些经验的反思。
He has not learned the first lesson of life who does not every day surmount a fear.