Make a paper wallet, forget it for a year or two. That's all.
Simply buying and holding would prove to be a very profitable investment opportunity. Of course, there is also a very real possibility that the price could crash and you could lose most of your money. Means you also need to watch out market once prices goes down for certain % then better to sell off and reduce you losses. Just buy and wait for years.
Yeah because maybe you will loss the opportunities that the price of bitcoin is too high and also when the price of bitcoin is too low and its the right time when you can buy many coins.