Knowledge is something that no one can take from you. It's the eternal wealth that will help you thrive in a Post-Collapse world.
Some experts see the perfect storm emerging for a dramatic collapse of Western civilization claiming we've reached environmental, economic, and geopolitical tipping points. Clearly, some skills will be far more valuable than others if this societal breakdown occurs. Sorry bankers, lawyers, and accountants, there won't be a need for you in a post-collapse world.