A Teacher Should Know

A teacher should know that tests always take longer than expected
A teacher should know that kids have plenty of stress without their help
A teacher should know that using old jokes gets old fast
A teacher should know that kids appreciate watching movies sometimes
A teacher should know that we need a little time to talk
A teacher should know that some kids prefer a nickname
A teacher should know that they don't always need to give homework
A teacher should know that the kids appreciate respect too
A teacher should know that school is difficult

And they should remember it too.