I try to choose roles that challenge me and that I can learn from.
我尽量选择能挑战我并让我学到东西的角色。
拒绝做算术的人注定会胡说八道。
The sun shone, having no alternative, on the nothing new.
采矿业必须发展以满足不断变化的世界的需求，否则将被淘汰。
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.