The idea of the more money you invest, the more money you will make is not a new logic. Therefore, if you invested a large sum of money in bitcoin, you will undoubtedly profit when things turn out well. But just be aware that investing in bitcoins won't make you rich overnight; in order to make a good return on investment, one must have patience.but know that don't invest what you can't afford to lose in crypto industry because of the risk it involves.
One important thing to remind them is, don't bet on investments they don't fully understand.
Bitcoin is still relatively new for most people because many of them know bitcoin since the price touched ATH. The information they receive about bitcoin and the possible return on investment may be true, but in reality it is not as simple as they think. You are right about the risks, and they should consider their investment budget wisely.