You have to be able to admit when you’re wrong and get out of a losing position quickly. The worst thing you can do is hold onto a losing trade hoping it will come back.

I hold every man a debtor to his profession； from the which as men of course do seek to receive countenance and profit， so ought they of duty to endeavor themselves by way of amends to be a help and ornament thereunto.

When you think it's the most difficult, it's actually the closest you are to success.