The world is changed by your example, not by your opinion.
被视为行为系统的人类其实相当简单。我们行为表面上的复杂性很大程度上反映了我们所处环境的复杂性。
"A writer's duty is to tell the truth, even when it is uncomfortable."
Hope is the last thing to die, and the first thing to betray you.
Cognitive processes are rule-governed transformations of symbolic structures.