profits is not guaranteed when investing in bitcoin in the long term but we have the positive mindset that we can be profitable in future since we are buying currently and will hodli for long because the odd of bitcoin price going uptrend is higher than downtrend based on history and bitcoin is still in her early stage.

This is the main reason why you are to invest with the amount of money that you can afford to lose and also set up other streams of income so that you don't plan to depend solely on your bitcoin invesment in future because the future is unpredictable and if bitcoin price goes against you, you will not feel disappointed and end up in regrets all the days of your life.