certain

Charles Kettering

A man must have a certain amount of intelligent ignorance to get anywhere.

Charles Kettering

A man must have a certain amount of intelligent ignorance to get anywhere.

Hugh Downs

A happy person is not a person in a certain set of circumstances, but rather a person with a certain set of attitudes.

James Baldwin

It is certain, in any case, that ignorance, allied with power, is the most ferocious enemy justice can have