政府、企业和科学家之间的合作是保护海洋的关键。
数学是关于概念之间关系的科学,与这些概念的内容无关。
The theatre is a place where one has time for the problems of people to whom one would show the door if they came to one's office for a job.
快乐不是现成的东西。它来自你自己的行动。