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.
It's only a deceitful person that'll teach someone about Bitcoin without talking about the negative sides of investing in Bitcoin. People with very limited or no knowledge about Bitcoin most times believes that Bitcoin investment is all about profit and that's because the people around them who are Bitcoin investors seems to be financially comfortable so it's very important to also tell them that people also lose their fortunes investing in Bitcoin before assuring them that with long-term patience, they're most likely to reclaim their losses.
Bitcoin price have never been stable since the creation. Sometimes there's an uptrend while the other times, there's a downtrend. These are the things you tell them so they make up their minds on wether they'll invest or not