The ratio of positive to negative emotions that predicts flourishing is about 3 to 1. Above that ratio, people tend to flourish; below it, they tend to languish.
二战前生活很简单。之后，我们有了系统。
"Cinema is the art of making the invisible visible."
我们的目标不仅是成为行业的领导者，更是成为推动社会进步的力量。