Science without ethics is like a ship without a compass.

Psychology must be a practical science, concerned with the how and why of mental operations.

I never wanted to be anyone but myself.

The perfection of machinery is to produce the desired effect with the least possible friction and waste.

"Every book is a conversation between the writer and the reader."

花朵总能让人们变得更好、更快乐、更乐于助人；它们是心灵的阳光、食物和良药。

解释：凡是有利的地方，虽然是极高的山，没有不可以上去的；即令有极深的水，没有不可以下去的。

最好的电影是那些在你观看后久久留在你心中的电影。

传统方法蕴含智慧，但可持续发展要求我们在必要时超越它们。