大萧条不是市场的失败，而是政策的失败。

Innovation is not about inventing something entirely new, but about improving what already exists.

The only limit to our realization of tomorrow will be our doubts of today.

The history of philosophy is not, like the history of the sciences, to be considered as a mere chronological record of discoveries and errors. It is the history of the human spirit in its endeavor to understand itself and its relation to the universe.

教师的任务不是灌输事实，而是将学习的主题放在学习者面前，并通过同情、情感、想象和耐心，唤醒学习者对答案和洞察力的不懈追求，这些答案和洞察力能够扩大个人生活。

诗人的心必须向天堂所有的风敞开。

我在这里是为了长期建设一些东西。其他任何事情都是分心。