If you use it to make this world less brutal, less exploitative, less inhumane.
How do you do that?
"Karl Marx, who knew quite a bit about the human tendency to fall down and worship our own creations, wrote Das Kapital in an attempt to demonstrate that, even if we start from the economists’ utopian vision, so long as we also allow some people to control productive capital, and, again, leave others with nothing to sell but their brains and bodies, the results will be in very many ways barely distinguishable from slavery. "
— David Graeber,
Debt: The First 5,000 Years, Chapter Eleven, “Age of the Great Capitalist Empires”