SB這個人是裸賣選擇權者，但下面他這文章寫的很好。

Jamesybybl

But if you keep working and studying long enough, you will wake up one day and it will all make sense. You will realize that you don't know anything. You don't know what the market will do today or tomorrow.

這句話太有感覺了~~現在發現自己什麼都不懂，想說乾脆做一個平衡投資組合buy and hold好了。然後去靠賣這個維生，告訴別人說我學了好多，結果什麼都不懂，還是buy and hold好了.....