Optimists tend to interpret their troubles as transient, controllable, and specific to one situation. Pessimists, on the other hand, believe that their troubles last forever, undermine everything they do, and are uncontrollable.
20多岁时，人格的变化比人生中任何其他时期都要大。
电池回收利用是新能源产业可持续发展的关键环节。
每个爱情故事都是伪装成幽灵的故事。
The best companies don't just sell products; they sell trust and reliability.