In the 2010 adaptation of True Grit, 14-year-old Mattie Ross falls down into a cave where she’s bitten on the hand by a rattlesnake. “Rooster” Cogburn follows, dispatches the rattlesnake with his six shooter, and attempts to help. He cuts an “X” over the wound with his knife and attempts to suck out the poison. See it’s not enough, he rides then runs all night to carry Mattie to a doctor. She loses her arm but survives. The snakebite and the cut. Two dots and an X. If somet