So if you trade by emotions you will very likely loose money on the longterm. Therefore you should try to stick to your strategy and use as much technical tools for chart analysis to avoid trades lead by emotions
It is wrong if you try to avoid trades lead by emotions; as a trader; you should be neutral in your mind and very realistic with yourself not optimistic; the moment you second guess while trading; then it is no longer on probability but gambling. Emotions can be in form of greed, fear or panic; you need to overcome totally so that your trades can bring profits and you can be unbothered with hypes or fomo around you. Once again; do you have the right mindset to trade ?