yes, I agree with you. Optimism is an attitude that a successful person must possess.
I am optimistic with bitcoin from the first I know bitcoin, I am sure that bitcoin will develop well, even I am sure that someday bitcoin will be equivalent to lamborghini price.
We are all hoping that 2018 will be a much better year for our finances because Bitcoin will continue its strength surging ahead carrying the flag of cryptocurrency to greater heights never seen before.May be you are absolutely right about Bitcoin=Lamborghini Price