People calculate too much think too little.

It was the best of times, it was the worst of times.

数学语言是普遍的，超越了文化和语言的障碍。

Appreciate everything your associates do for the business. Nothing else can quite substitute for a few well-chosen, well-timed, sincere words of praise. They're absolutely free and worth a fortune.

奥林匹克运动会是四年一度的人类的春天的庆祝活动。

真正的问题不是机器是否会思考，而是人是否会思考。