幸福的秘诀是：尽量扩大你的兴趣，对感兴趣的人和物尽可能友善。
The secret of happiness is to expand your interests as much as possible and to be as kind as possible to the people and things that interest you.
When you look long into an abyss, the abyss looks into you.
谋杀一个幻影比谋杀现实要困难得多。
世界上最好和最美的东西是看不见甚至摸不着的——它们必须用心去感受。
实现明天的唯一限制将是我们今天的疑虑。