Optimism is invaluable for the meaningful life. With a firm belief in a positive future, you can throw yourself into the service of that which is larger than you are.
乐观对于有意义的生活是无价的。坚信未来是积极的，你就可以投身于比你更伟大的事业中。
为明天做的最好准备就是今天做到最好。
我们都是自己生活的囚徒，但有些人比其他人更自由。
活着就是受苦，生存就是在苦难中找到某种意义。