The human mind is a set of information-processing machines that were designed by natural selection to solve adaptive problems faced by our hunter-gatherer ancestors.
言语得当,是智慧的表现;沉默得当,也是智的表现。
The only limit to our realization of tomorrow is our doubts of today.
Doublethink means the power of holding two contradictory beliefs in one's mind simultaneously, and accepting both of them.
我们都是这个世界荒野中的旅人,在旅途中能找到的最好的东西就是一个真诚的朋友。