actions have consequences theme

Someone is, more or less explicitly, told that they should consider their actions carefully because actions have consequences.

Examples

Moses in "Attack the Block" (2011) learned this in various ways.

9 total · 2 choice · 6 major · 1 minor

StoryLevelMotivation
ahp1x22 choice Brother Gerard extolled Ray to consider his actions carefully because we can never undo a life taken. After shooting Unser we heard Ray's conscience and that he would never forget the face of the man he had killed.
ahp2x31 choice Before he shot Mr. Halloran, Johnny said that every "joke has to have a payoff", arguably the point of the story.
ftt1982e3x01 major Goldilocks wantonly trespassed in the bear family home without a second thought for the distress this might cause the bears. But in the end, she learned that her actions, and also her various lies, had hurt the bears.
movie: Attack the Block (2011) major may have been a moral of the story but not clear
movie: The Butterfly Effect (2004) major Evan learned the hard way that, even though his intentions to fix the past were good, his actions had unforeseen consequences, in which either he or at least one of his loved ones suffered horribly.
tz1959e2x02 major The genie kept urging Arthur to think over the consequences of his wishes before making them.
tz2019e1x01 major Rena hammered home to Samir about how he never thought about how his action affect anybody else, especially her, and about how he would just use people as sources of material for his comedy routines. In addition, Samir learned that making people vanish had unpredictable effects, like when he disappeared Rena's mentor, and she suddenly went from being a lawyer to working as a waitress.
tz2019e2x08 major The Narrator summed up Jason's catastrophically failed attempts to better the lives of his fellow townspeople as follows: "We can never calculate what change our actions will bring into the world, despite our best intentions, and whether they will be for good or ill."
movie: Oblivion (1994) minor Zack quoted these words before making Red Eye and his gang member's pay for having terrorized the townspeople of Oblivion.