Hope being the operative word because jealousy is exactly what is fuelling most people's, including your's, negativity around this matter.
But here's a reason why the establishment continues to preach "only invest what you are prepared to lose" or "only invest 1% or less of your savings." And it has nothing to do at all with protecting you from your own stupid decision making.
It's because they know Bitcoin is literally going to go to the moon, and they don't want entire nations of people retiring early. No working = no income = no tax collecting. They desperately need to collect income taxes from everyone until your 65. Without that the whole ponzi system would collapse.