Summary Do not tell people who has not invested on Bitcoin only the positive side of Bitcoin investment, also give them or tell them the more of the negative of Bitcoin, let them know that price of Bitcoin is not constant it always fluctuating, so that they will not having such mind of becoming rich they have invested in Bitcoin with a short time.
People only say this so others don't think investing in Bitcoin is only about making money but if you follow all the guidance of investing in Bitcoin right, there's no way you won't be making money always from Bitcoin. When you buy low, hodl and sell high, you're always guarantee of profits therefore you can also say investing in Bitcoin is a guarantee that you'll be rich in the future when you invest with an approach amount and also hodl a large amount of Bitcoin and not just small quantities. What make people disappointed in Bitcoin is when the price doesn't go as they expected in the period they had in mind but it's not like Bitcoin will never get to that price later.
It takes someone who has understood the necessary information needed to succeed in Bitcoin investment to follow all the required guidelines to have a successful investment that can lead to making future profits that is the I think that is the more reason why the op things the positive side of the investment story shouldn't be preached more to newbies who wants to invest in Bitcoin. For an OG in Bitcoin investment you don't need no body to convince you again because you know that there's a guarantee of you making profit if you buy the dip and hold for a long period of time nothing will stop you from making profit because the price of Bitcoin will definitely go up for you to sell and make more profit. Newbies should be told the whole truth I believe it they are well guided they won't be in a hast to make profit in Bitcoin investment.