[ to have doubted one's own first principles is the mark of a civilized man. Quotes ]



Showing search results for Quotation - To have doubted one's own first principles is the mark of a civilized - Dictionary Quotes
quote 1


To have doubted one's own first principles is the mark of a civilized man.
Doubt
Oliver Wendell Holmes

Comment this quote | Permalink | Vote for this quote  | 648 votes
Research is what I'm doing when I don't know what I'm doing.
[ Research ] Wernher Von Braun