Faith and trust alone won't help you. It will just think you for a one direction when you are saving bitcoin for future. Yes you must have this traits but also include proper investment strategy to cover all the cons while you are in the journey of saving the bitcoin for future.
You know even chances of bitcoin to dissappear really have low chances still take a look and give action for the save coins if ever the tides don't went the way you want
I don't think bitcoin will disappear that easily it is growing now and it will continue to grow in future and its always good to save btc for future, as we will see different bitcoin in future.
yeah therefore I say we must have faith and trust. because if you believe, you will never think that bitcoin could disappear. but it remains the best way I was chosen to collect bitcoin as much as possible, and keep bitcoin. all depends on the price, maybe I'll sell when having a great time.