Courtesy costs nothing. Lower the toilet seat after use. Let the people in the elevator exit before you enter. Return shopping carts to their designated areas. When you borrow something， return it better shape (filled up， cleaned) than when you got it.
Curiosity drives discovery. Without it, science would stand still.
在新技术和扩大的市场允许生产和分销过程中材料和信息的流量和速度达到历史上前所未有的高水平时，管理的看得见的手取代了市场力量的看不见的手。
每个人都很重要，或者没有人重要。
The only way to survive is to take care of each other.
