The best way to measure your investing success is not by whether you're beating the market but by whether you've put in place a financial plan and a behavioral discipline that are likely to get you where you want to go.
The beauty of mathematics lies in its ability to reveal the hidden structures of reality.
The market is always right.
物资用完了才知道不足,是因为不懂得计量;事情做完了才知道有余,是因为不懂得调节。