20 People You Don't Want to Invest With

I always find that itâ??s easier to use the process of elimination to figure out what works by first figuring out what doesnâ??t work in the hopes that all that remains is the good stuff. As Charlie Munger famously says, â??Invert, always invert.â? I have an entire section of my book devoted to negative knowledge because I think this topic is overlooked by so many.