Goof: When Adam is shot by the arrow, it is clearly seen stuck in his leg. But after he falls off the rock and rolls on the ground, it is gone. When he crawls after the lady, the arrow is back again.
Ben: You and your education.
Adam: Education is part of this. Now what have you got against it?
Ben: I don't have anything against education - as long as it doesn't interfere with your thinking.