They also announced plans to cooperate in efforts to fight climate change and develop clean forms of energy.

VOA: special.2009.04.18

So one of the things I would like to suggest is that you develop some good style here, and in particular, don't change types arbitrarily.

所以我的建议是,你们要养成一些好的编程风格，尤其是，不要反复无常的改变变量的类型。

麻省理工公开课 - 计算机科学及编程导论课程节选