The best time to negotiate your salary for a new job is the moment AFTER they say they want you， and not before. Then it becomes a game of chicken for each side to name an amount first， but it is to your advantage to get them to give a number before you do.

The chemical industry has a responsibility to lead the way in reducing environmental impact.

教师在学校里不是为了强加某些观念或形成某些习惯，而是作为社区的一员，选择影响孩子的因素，并帮助他适当地回应这些影响。

最好的生活方式是热爱你所做的事。