#5: Literal Meaning
When you’re training as a teacher, mentors often tell you that you should never be too sarcastic with what you say to the students. It’s not just because some kids may not get your sarcasm but because some might take what you’re saying as literal.

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The worst part is that you can’t punish a kid for doing this, as you totally brought the mistake on yourself! Technically, this Reddit user didn’t do anything wrong, and the math teacher should’ve been in detention. They should’ve known better than to say something like this!