Last week, while scrolling through my Moments feed, I saw Old Zhang showing off a profit screenshot. I almost dropped the chicken leg in my hand—his account balance had grown from 100,000 to 2,000,000. Just the day before, I was still regretting that the position I chased on the way up was now stuck at a loss.

After years in the crypto scene, I've seen all kinds of "get rich quick stories" and "total wipeout disasters." I've heard countless tales of doubling your money in three days, but it's honestly rare to see someone like Old Zhang who hasn't blown up his account once in four consecutive years. I later invited him to dinner just to figure out his strategy—turns out, he doesn't rely on any insider tips. His core principle boils down to just two words: seek stability.

To be honest, what most retail investors lack the most is exactly this kind of discipline.

In Old Zhang's trading records, you won't find any aggressive moves. Those "all-in" bets