The Last Castle2001

Cpl. Ramon Aguilar:
That was a salute.

Irwin:
A sa... Oh, no. [laughs] I don't think so. You know where saluting comes from?

Cpl. Ramon Aguilar:
No, sir.

Irwin:
It comes from medieval times. Two knights would approach each other on horseback. They would raise their visors and show their faces. It's like they're saying, "This is who I am. I'm not the enemy and I'm not afraid." A salute's about respect, son. Respect for yourself, the service and the flag.