If you are rigorous in your own R&D in whatever your area is, you do your own testing, and you really stress-test the thing that you do, I think that gives you a tremendous amount of inner fortitude when you… — Brian Koppelman Copy Share Image
Strength of character and inner fortitude, however, are decisive factors. The confidence of the man in the ranks rests upon a man's strength of character. — Erich von Manstein Copy Share Image
