- A certain death of an artist is overconfidence. – Robin Trower
- Overconfidence precedes carelessness. – Toba Beta
- Arrogance is the obstruction of wisdom. – Bion of Smyrna
- Over-confidence is as evil as undue anxiety. – Thomas Chandler Haliburton
- To a winner, complacency and overconfidence can be destructive. To losers, desperation and despondency are just as harmful. – Bill Walsh
- Confidence is a fine trait. Over-confidence isn’t. – Laurell K. Hamilton
- Incompetence annoys me. Overconfidence terrifies me. – Malcolm Gladwell
- The strongest man can have the weakest weakness. We must never be over confident. – Munia Khan
- Overconfidence blurs out the risk. Inferiority magnifies it. – Toba Beta
- Arrogance is a mixture of impertinence, disobedience, indiscipline, rudeness, harshness, and a self-assertive nature. – Sivananda
- Arrogance is a killer, and wearing ambition on one’s sleeve can have the same effect. There is a fine line between arrogance and self-confidence. – Jack Welch
- Doubt is not the enemy of justice; overconfidence is. – Carol Tavris
- Never be afraid to fail. Failure is only a stepping stone to improvement. Never be overconfident because that will block your improvement. – Tony Jaa
- Arrogance on the part of the meritorious is even more offensive to us than the arrogance of those without merit: for merit itself is offensive. – Friedrich Nietzsche
- Overconfidence is a powerful source of illusions, primarily determined by the quality and coherence of the story that you can construct, not by its validity. – Daniel Kahneman
- Don’t let overthinking, overconfidence, fear, anger decide your future. – Unknown
- We’re generally overconfident in our opinions and our impressions and judgments. – Daniel Kahneman
- The spirit of arrogance most definitely makes you shine. It paints a bright red target on your own forehead. – Criss Jami
- Beware of over-confidence; especially in matters of structure. – Cass Gilbert
- Overconfidence gets you dead. – Pittacus Lore
- Dictators fall when they’re overconfident; they stay in power when they’re paranoid. – Masha Gessen
- Never believe you are the best, but believe you are one of the best. – Auliq Ice
- People exaggerate their confidence in their plans – something we call the planning fallacy… The existence of the plan tends to induce overconfidence. – Daniel Kahneman
- Overconfidence comes from fear and doubt, and you boast an ego when you’re feeling less than. – Nikki Sixx
- Arrogance occurs in people who have achieved something and believe that they independently caused their own success with no assistance, support, or input from others. – Cherie Carter-Scott
- Overconfidence is a strong ally. People are always surprised when you try to do things you can’t. – Edward W. Robertson
- We are busy surviving, herding, fixating on what just happened, and being overconfident. – Joel Greenblatt
- I’m always unsure about people who are so sure of themselves. – Joyce Rachelle
- Incompetence is certainty in the absence of expertise. Overconfidence is certainty in the presence of expertise. – Malcolm Gladwell
- If arrogance is the heady wine of youth, then humility must be its eternal hangover. – Helen Van Slyke
- Arrogance and fanaticism cause the hardening of positions taken and entrenchment can only lead to a dead end. – Unknown
- Arrogance really comes from insecurity, and in the end our feeling that we are bigger than others is really the flip side of our feeling that we are smaller than others. – Desmond Tutu
- What begins in arrogance often ends in shame. – Walter Russell Mead
- Some people hate people who are overconfident, only because their overconfidence reminds them of their underconfidence. – Mokokoma Mokhonoana
- The nerves are good… they keep you on point and they keep you not getting overconfident. – Myles Jury
- Developing self-confidence is always the preliminary to becoming a leader. but don’t let it become overconfidence, the first station on the track leading to arrogance. – John Adair
- Doubt is often better than overconfidence, for it leads to inquiry, and inquiry leads to invention. – Hudson Maxim