first I think no one wants to hold their coins for the lifetime. We want to trade or exchange coins depend on their future prospects and value. I always try to pick solid cryptocurrencies. when you invest in any cryptocurrency for the long term you should understand why you are investing in those coins and how is the project. The team behind the project is also important. For newcomers, it is safe to avoid cryptocurrency with low market capitalization and low trading volume. Now the time is very good to buy coins since the market has come to a bottom. Do your homework and identify solid cryptocurrency to invest for long term.