Captain Stillman: 'All right, soldier, let's see how you fire that mortar.'
Soldier: 'What coordinates, sir?'
Captain Stillman: 'Coordinates?'
Soldier: 'Yes, sir, they determine where the mortar's...'
Captain Stillman: 'Soldier, the army has spent a lot of money teaching you to fire that thing. Now set it and fire it.'
Soldier: 'Sir, we don't know where the shell's gonna...'
Captain Stillman: 'Soldier. The only way to learn anything is to do it. Now fire the weapon.'