What you believe in doesn't have to be the same as others. You only have to trust your own judgment and be firmly held on it.
Because do you think Bitcoin price can go again to the 20K USD? I don't think so.
If you think bitcoin won't be able to reach at 20k again then just take a much smaller goal like 10k USD. A simple solution to an obvious problem.
You must learn more about trading because every +% is a winner.