心理学应帮助我们理解如何应对生活的挑战。
The world needs all forms of energy to meet growing demand, and natural gas is a cleaner alternative that can help bridge the gap.
现在是开始投资你的职业生涯、人际关系和身份的时候了。
No individual has any right to come into the world and go out of it without leaving behind him distinct and legitimate reasons for having passed through it.