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。
在科学的海洋中，每一个问题都是一个未知的岛屿，等待我们去发现和探索。
实现长期投资成功的最佳方法是专注于低成本、广泛分散的指数基金。
I like to make beautiful things about difficult subjects.
我想把美国从所有阻碍人们前进的事物中解放出来。