“People who think they know everything are annoying to those of us who do.”
Source: Get A Clue
Bjarne Stroustrup's FAQ: Did you really say that?, 2007-11-15 http://www.stroustrup.com/bs_faq.html#really-say-that,
“People who think they know everything are annoying to those of us who do.”
Source: Get A Clue
“Those people who think they know everything are a great annoyance to those of us who do.”
As quoted in The Mammoth Book of Zingers, Quips, and One-Liners (2004) edited by Geoff Tibballs, p. 299
General sources
Source: Zuleika Dobson http://www.gutenberg.org/dirs/etext99/zdbsn11.txt (1911), Ch. IX
“For the sake of those who don't know Christ, think big.”
It – How Churches and Leaders Can Get It and Keep It (2008, Zondervan)
"Fun, Yes, But By No Means Civilized": Interview with Joe Dante (Part 2) https://mubi.com/notebook/posts/fun-yes-but-by-no-means-civilized-interview-with-joe-dante-part-2 (July 8 2009)