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Every setback is a setup for a comeback.

世界是一本書，不旅行的人只讀了一頁。

Future robots will be more intelligent and more human-like.

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.

True leadership is about making tough decisions today that will create a better tomorrow.

抽象的力量使我們能夠看到貫穿看似不同問題的共同線索。