He said people who were right a lot of the time were people who often changed their minds. He doesn’t think consistency of thought is a particularly positive trait. It’s perfectly healthy — encouraged, even — to have an idea tomorrow that contradicted your idea today.
A reason that this blog is called Strong Opinions is in part the well-known saying “strong opinions, weakly held” popularized by Bob Sutton. It has been an important lesson ever since and the inspiration I draw from in writing this blog.