Categories Confucius Real knowledge is to know the extent of one’s ignorance. Post author By quotegeek Post date May 16, 2012 No Comments on Real knowledge is to know the extent of one’s ignorance. Real knowledge is to know the extent of one’s ignorance. → I’m a Sagittarius, which probably tells you way more than you need to know. Leave a Reply Cancel replyYou must be logged in to post a comment.