Can You Know Too Much? Post Author:debrat29 Post published:05/26/2017 Post Category:Quote of the Week Post Comments:0 Comments A know-it-all is someone who doesn’t know as much as they think. You Might Also Like Do Your Best. 11/28/2018 Good Thoughts. 09/27/2016 Green Grass 03/11/2016 Leave a Reply Cancel replyCommentEnter your name or username Enter your email Enter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.