Is 'Buy and Hold' the Best Bitcoin Investment Strategy?
You are basically believing that the price will increase infinitely by using that strategy, buying at all time high can be risky regardless of what people try to tell because no one knows when the next crash will come.
Strategy must be in accordance with the circumstances because all conditions must be in accordance with the circumstances, when appropriate circumstances then the results we get will be satisfactory. So there is no standard rule and it is a normal thing to do the selling and buying. Holding is one of the alternatives that must be done, when there is a chance then immediately make a decision. lest we make a decision late and we do not get anything.