I think first thing first, you should try to bag some fraction of Bitcoin for yourself as it remains the mother of every other coin out there. And also be rest assured that Bitcoin will always be here to stay, no matter what arises.
Bitcoin should be considered as an investment object only from the point of view of stability, in the event of a sharp drop in value, you can exit without losing a large amount, but if you invest in Bitcoin, you are unlikely to get excellent profits when compared with altcoins, where the growth is absolutely incredible.
For the fact that bitcoin is safe in investing in it should be the main reason to consider bitcoin first when it comes to investment. Bitcoin remains the first cryptocurrency that others coins are imitating and trying to be like Bitcoin, this is to tell that bitcoin is original and the value of bitcoin determine that of others. When we are planning investment first thing that one needs to think about is how safe and profitable the investment will be, since Bitcoin is very reliable that altcoins it should be considered first as investment.