Compare it to a retirement plan.
Most people aren’t traders. If they are, they should know how to make money off of the volatility. If they aren’t, they should invest to save and only be concerned with long term price action.
#Bitcoin is savings.
Look at any 4-5 year period over its history.
Look at its scarcity, its inflation/halving schedule, and network growth metrics.
Also, most people don’t understand the dynamic between inflation and asset prices. If you can explain that to them and the come back to Bitcoin’s characteristics and benefits, hopefully they can grasp it.