What's wrong with stop losses? FWIW, in my view the only reason not to have (mental) stop losses is because one hates money. And are determined to die poor while generously donating your account to MMs, Wall Street, and canny shortsellers.
To be sure, I don't always follow my own advice. A few times this year, a position rather unexpectedly and very quickly went against me. The old brain just froze up and refused to believe it was happening. The I'm right and the market is wrong excuse. Then after my head is cut off, I get to carry it around under my arm. Another learning experience.
Risk management strategies will go a long way towards improving the net profits and are mandatory. Wish I was better at it.