导师的职责是指导孩子的智能活动和孩子的心理。

"Memory is a fragile thing, but it is also our most powerful tool for understanding the past."

The best revenge is massive success.

而是根据国家的具体情况，去掉那些无益于实用的东西，这就足够使国家的财利增加一倍了。 

I don’t care about money. I just want to be happy.

最好的企业不只是销售产品；它们解决问题。