Non veni pacem mittere, sed gladium.
Played by Alec Guinness in the movie Lawrence of Arabia. In Seven Pillars of Wisdom T.E. analyzed all the sheikh's sons in detail and concluded Feisal was the only one with real worth, more even than the sheikh.
He looks very thoughtful, and a bit sad, in this image.
"All men dream, but not equally." (TE Lawrence)