In statistics we learned that correlation does not equal causation.
But I beg to differ.
When released, children never cease to run (like their lives depend on it) to the playground.
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Another observation: students (in elementary school, at least) always get excited, wave and greet you if you are their teacher and they see you outside of class.
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Teachers who are female can wear more sandals/shoes than males. I've worn my brown shoes everyday of this student-teaching internship.
Note to self: Buy another pair of (very comfortable) brown shoes.