——〈民权主义第五讲〉，1924年4月20日
理解心灵需要理解符号如何根植于感知和行动。
Free vaccines are more valuable than expensive treatments, yet harder to promote.
History taught us is that people never know learn the lessons of history.
The reality is: sometimes you lose. And you're never too good to lose. You're never too big to lose. You're never too smart to lose. It happens.