There is no one-fits-all answer to this question. But the most important thing is that your losses are below your psychological tolerance line. Your mindset is broken, and God can't save you.
Money management is the key. Curb your greed and FOMO feelings when buying. Plan your trades to gradually increase your positions. Identify the worst-case scenario and mentally accept the biggest loss you can bear beforehand. Then trade your plans.
Also, newbies must buy assets they can keep. Such as index ETFs, blue chips, etc. Don't trade bare options. Leveraged ETFs are converted to double positions.
Regularly review whether the reason you bought it in the first place still exists.
1. TA to see if the high-level time window is in an upward pattern
2. The FA will see if the fundamentals have changed.

Spoiler:
At the end of this post, there is a chance for you to win points!
Happy Monday, mooers! Welcome back to Weekly Buzz, where we review the news, performance, and community sentiment of the selected buzzing stocks on moomoo platform based on search and message volumes of last week (Nano caps are excluded).
Make Your Choices
Buzzing Stocks List & Mooers Comments
Major indices rose after Fed's Powell signaled a rate-hike slowdown. NASDAQ made a gai...

If a person puts his/her money in the stock market. He/she must understand the terrible feeling when seeing stock prices going up and down wildly. 
It is challenging to stay mentally steady when the stock market is wavering. 
But there are a group of investors who built differently. They can resist extreme stress and work like nothing is happening to them. No matter what's happening in the outside world, they stay calm and keep trading.
Sometimes, reacting quickly t...