There are books of which the backs and covers are by far the best parts.
有些书最好的部份仅止于封面与书背。
A clear mission gives direction and purpose to every action.
解释:身居高位的人容易骄纵自满,处于安乐生活中的人容易奢侈。
数学是一项协作的努力。没有人可以单独完成。
The most powerful tool in business is a strong team.