Lawrence A. Cunningham’s Quality Investing: Warren Buffett could teach traders in dogecoin, GameStop and other hot trends a few things about ‘Mr. Market’ No Comments Uncategorized Be skeptical of fads and fashions and operate within your circle of competence. Be skeptical of fads and fashions and operate within your circle of competence. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to print (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on WhatsApp (Opens in new window)