投资者应专注于他们能控制的事情:成本、分散投资和时间范围。
Music helped me find the direction of my life.
"The number one benefit of information technology is that it empowers people to do what they want to do. It lets people be creative. It lets people be productive. It lets people learn things they didn't think they could learn before, and so in a sense it is all about potential."