自满是进步的大敌。
没有坏威士忌,只有一些威士忌不如其他的好。
Efficiency without ethics is just speed in the wrong direction.
最好的学生是那些从不相信老师的学生。
True strength is not in the muscles, but in the heart.
"The words we use are like the clothes we wear. They can make us look smart or silly, kind or cruel, strong or weak."