Historic utopia needs faces to embody it.
(The Motorcycle Diaries by Ernesto Che Guevera)

Wide Acceptance of an idea is not the proof of its validity.
(Lost Symbol by Dan Brown)

You’ve achieved success in your field when you don’t know whether what you’re doing is work or play.
(Warren Beatty)

Money is not yours, until you spend it.
(Anonymous)

So, brave knights, if you do doubt your courage, or your strength, come no further…
(Tim the Enchanter from Monty Python and the Holy Grail)

Do or do not, there is no try.
(Star Wars)