任何一代人最伟大的发现是,一个人可以通过改变态度来改变他的生活。
The greatest discovery of any generation is that a human being can alter his life by altering his attitude.
写作是一种乐观的行为。如果你觉得它不重要,你就不会费心去做。
气候变化是本世纪的战斗,我们必须赢得胜利。