From the 2005 movie Jarhead
Anthony 'Swoff' Swofford: Suggested techniques for the marine to use in the avoidance of boredom and loneliness: Masturbation.
Rereading of letters from unfaithful wives and girlfriends. Cleaning your rifle. Further masturbation.
Rewiring Walkman. Arguing about religion and meaning of life. Discussing in detail, every woman the marine has ever f*cked. Debating differences, such as Cuban vs. Mexican, Harleys vs. Hondas, left- vs. right-handed masturbation.
Further cleaning of rifle. Studying of phillipino mail order bride catalogue. Further masturbation.
Planning of marine's first meal on return home. Imagining what a marine's girlfriend and her man Jody are doing in the hay, or in the alley, or in a hotel bed.