The financial markets and trading offer the ability to earn huge profits and huge losses, risk-management and a responsible approach making sure that you truly understand everything you are doing is key to success in this fun, exciting and potentially very rewarding industry. Spend your time researching and learning as much as you can, learn about risk-management and try to always see what other people cannot - all these things motivates and develop me to remain in the trading.
Searching and learning are not enough to make a change to our mindset when we are already been disturb by our emotions brought into weakening our trust and confidence in Bitcoin. What makes someone able to hold their holdings even seeing the declining scheme is because of having faith in their investment, they're believing that after this struggle, it turns into their favor back. OP didn't have such faith, a reason why he becomes worried and weaken his hand and sell.