Overconfidence Sayings and Quotes

Below you will find our collection of inspirational, wise, and humorous old overconfidence quotes, overconfidence sayings, and overconfidence proverbs, collected over the years from a variety of sources.

A very disturbing feature of overconfidence is that it often appears to be poorly associated with knowledge - that is, the more ignorant the individual, the more confident he or she might be. Robert Trivers
Confidence is a fine trait. Over-confidence isn't.  Laurell K. Hamilton
Overconfidence precedes carelessness. Toba Beta
People exaggerate their confidence in their plans - something we call the planning fallacy... The existence of the plan tends to induce overconfidence. Daniel Kahneman
Doubt is not the enemy of justice; overconfidence is. Carol Tavris
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
Incompetence is certainty in the absence of expertise. Overconfidence is certainty in the presence of expertise. Malcolm Gladwell
Beware of over-confidence; especially in matters of structure.  Cass Gilbert
Overconfidence blurs out the risk. Inferiority magnifies it. Toba Beta
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
Arrogance is inimical to prudential reasoning, to accepting that for all we know and learn we also accumulate ignorance of the questions we do not ask, the risks we do not and cannot comprehend. In short, arrogance is what causes us to ignore our fallibilities. Ziauddin Sardar
A certain death of an artist is overconfidence. Robin Trower
To a winner, complacency and overconfidence can be destructive. To losers, desperation and despondency are just as harmful. Bill Walsh
Overconfidence comes from fear and doubt, and you boast an ego when you're feeling less than. Nikki Sixx
Arrogance is the obstruction of wisdom. Bion of Smyrna
Arrogance is a mixture of impertinence, disobedience, indiscipline, rudeness, harshness, and a self-assertive nature. Sivananda
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
Arrogance and fanaticism cause the hardening of positions taken and entrenchment can only lead to a dead end. Ecumenical Patriarch Bartholomew I of Constantinople
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
If arrogance is the heady wine of youth, then humility must be its eternal hangover. Helen Van Slyke
What begins in arrogance often ends in shame. Walter Russell Mead
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
The spirit of arrogance most definitely makes you shine. It paints a bright red target on your own forehead. Criss Jami
Over-confidence is as evil as undue anxiety.  Thomas Chandler Haliburton
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