Dunning-kruger Quotes

The dumbest people I know are those who know it all.

They're talking about things of which they don't have the slightest understanding, anyway. It's only because of their stupidity that they're able to be so sure of themselves.

Ask yourself whether you have earned the right to have an opinion. Opinions are easy to produce, so bad ones abound. Knowing that you don't know something is nearly as valuable as knowing it. The worst situation is thinking you know something when you don't.

I think the problem with people like this is that they are so stupid that they have no idea how stupid they are.

...but then the general trouble with ignorance is always that the ignorant person has no idea that that's what they are. You can be ignorant and stupid and go through your whole life without ever encountering any evidence against the hypothesis that you're a genius.

With regard to matters requiring thought: the less people know and understand about them, the more positively they attempt to argue concerning them.

The less people know, the more stubbornly they know it.

Nobody knows diddly. They just think they do. And the people that think they know the most know the least.

It's only because of their stupidity that they're able to be so sure of themselves.

In other words, the more stupid one is, the more he thinks he knows.