I once thought that the "cost line" was an insurmountable mountain, but later realized.
After the price went up, I added some positions, and before I knew it, I was back where I started.
It turns out that there’s no need to stubbornly hold on to a position to "break even"; it’s just about muting the anxiety.
As it deepens, the fluctuations decrease, the numbers in the account drop a few zeros, leaving you even more confused in your predicament...