I am still eager to think more positive ways despite how unpredicatable the market is. We couldn't control it actually because if there's an option to manipulate the current market, I woudl really love to do that. We're bound here to earn profit so the desire is always there , but since the current situation remarkably stressing us out, maybe we must stay calm for the main time.
Your OP is a google translation masterpiece. This being said, holding long term relies on the belief that what has been happening in the sector in the past 10 years (a quite chaotic uptrend) will continue also in the future. Is it that simple.