What could you possibly be basing this on, and how are you so sure that this gut feeling is not at all caused by the various campaigns that corporations are pro

What could you possibly be basing this on, and how are you so sure that this gut feeling is not at all caused by the various campaigns that corporations are provably spending millions of dollars on every year? Did you really never have a bad manager? Can you truly not believe that bad managers exist? I am really surprised by this comment.