It makes sense for people who are good at fighting to go out and do it-because if they're good at it, that means the fewest number of other people die.
“Finally, gentleman, from the considerations above mentioned, as I cannot consistently with my own honor, nor with utility to my country, considering the manner in which Business is transacted here, remain any longer in this chair, I now resign it.”
“I worked for some very good people who have helped me along the way and actually enabled me to have the opportunity to be selected to join the Astronaut Corps.”