judging from what he said, I conclude that right now the market is at a very important time. but even so I didn't fully believe what he said. I stick to my decision that currently hold is the best despite the red market today.
It was never advised to sell during a red market in the first place, so to correct your last phrase, holding during a red market is not just the best decision but a must if one must not loose money,...
Speaking of the market, it is just China at it again, their fud always has a way of affecting the market but I believe it's just a matter of little time and the crypto space will out grow their constant fud.
I believe the market will recover again soon which I guess it's already doing at the time of me typing this, but anyways, let's see that happens moving forward.