Overconfidence Quotes

Pride and conceit were the original sins of man.

The fundamental cause of the trouble is that in the modern world the stupid are cocksure while the intelligent are full of doubt. Even those of the intelligent who believe that they have a nostrum are too individualistic to combine with other intelligent men from whom they differ on minor points.

Ignorance more frequently begets confidence than does knowledge: it is those who know little, and not those who know much, who so positively assert that this or that problem will never be solved by science.

Never underestimate a man who overestimates himself.

Many intellectuals with high accomplishments seem to assume that those accomplishments confer validity to their notions about a broad swath of issues, ranging far beyond the scope of their accomplishments.

I think the easiest people to fool are ourselves. Fooling ourselves may even be a necessary precondition for fooling others.

He knows nothing; and he thinks he knows everything. That points clearly to a political career.

Success can be a horrible teacher.

When men are most sure and arrogant, they are commonly the most mistaken.

Complacency is almost always the product of success or perceived success

Two sentiments inherent in power never fail to produce this moral corruption; they are: contempt for the masses and the overestimation of one's own merits.

When you win a lot, you don't learn much. With my ups and downs, it's a lot of learning.

Common sense is the most fairly distributed thing in the world, for each one thinks he is so well-endowed with it that even those who are hardest to satisfy in all other matters are not in the habit of desiring more of it than they already have.

People who think they know everything are a great annoyance to those of us who do.

Only when the tide goes out do you discover who's been swimming naked.

I thought I was bulletproof, and I'm not.

Unbridled arrogance is worse than pride; for if pride will not break a superior, arrogance will not brook and equal.

When I was coming up through the ranks, I won a lot - and probably won too much.

The true way to be deceived is to think oneself more knowing than others.

I don't think you should do something just to prove to an audience that you can do it, that's way out of your wheelhouse.

We all start out so damn sure, thinking we've got the world on a string. If we ever stopped to think about the infinite number of ways we could be undone, we'd never leave our bedrooms.

Familiarity breeds contempt.

Despair ruins some, presumption many.

Irrational exuberance

You know when you're young, you have this unbelievable stupidity and arrogance and ignorance all mixed in?