The best way to measure how much you've grown isn't by inches or the number of laps you can now run around the track, or even your grade point average - though those things are important, to be sure.It's what you've done with your time, how you've chosen to spend your days, and whom you've touched this year. That, to me, is the greatest measure of success.
The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.
规模和价值效应是持续存在的异常现象,对有效市场假说提出了挑战。