大脑有专门的网络来维持警觉性、定向感觉事件和解决反应之间的冲突。
The true measure of success is how much you contribute to the progress of society.
"La libertad no es un regalo, es una conquista diaria."
古代学者在内心涵养上下功夫,所以表现在外表上便是德高望重的标志;今天的学者在外表上下功夫,对于内心涵养,则显出实际德行的缺陷。
Efficiency in forestry doesn't mean cutting more—it means making every tree count.