You can say this when trading with Bitcoin, for investors who prioritize long term approach are confident that the price of Bitcoin will pump very hard no matter what price they buy in. There are investors who lump sum when the price of Bitcoin is pumping, you don't fear of losing your investment to bear season.

Funds used in Bitcoin investment are those without immediate purpose, those funds you want to save for a long time after keeping aside your emergency funds and all you needed for basic lifestyle, you need more you can lose to profit from Bitcoin.