Thinking is behavior. The muscular habits learned in overt speech are responsible for implicit or internal speech (thought).

向人求助之时应该去求真正胸襟开阔的人；帮助别人时要帮助真正需要帮助的人。

作家的职责是照亮阴影，为沉默者发声。

The most important skill for an empirical researcher is not math, but judgment.

你的声音就是你的力量，永远不要让任何人压制它。