智者从敌人那里学到的比愚者从朋友那里学到的还要多。
"The wise man learns more from his enemies than the fool from his friends."
【译文】广泛学习钻研，坚定自己的志向，恳切地提出问题并且联系实际去思考，仁德就在其中了。
The only person you should try to be better than is the person you were yesterday.
真相并不总是在事实中找到，而是在它们之间的空间中。