Don't take things personally. Ignore your emotions. This is how you survive in the teaching world. Or that's what I've been told.
Read the blog version of this episode here:
https://hauntingcomforts.wordpress.com/2022/07/22/is-growing-thicker-skin-the-solution-to-responding-to-a-students-rudeness-my-heart-is-saying-no/(opens in a new tab)