恭维话从来没有让女人缴械，但可以让男人缴械。这就是性别差异。
Sustainable farming isn't a cost—it's the smartest investment we can make.
Creativity in science is as important as technical skill.
The only constant is change, continuing change, inevitable change, that is the dominant factor in society today. No sensible decision can be made any longer without taking into account not only the world as it is, but the world as it will be.