An individual has not started living until he can rise above the narrow confines of his individualistic concerns to the broader concerns of all humanity.
如果所有的人都是富有的,那么所有的人都是贫穷的。
The future of coal lies in balancing tradition with technology.
我唯一的竞争对手是我自己。
The protection of fishery resources is not a multiple-choice question, but a required question.