I have accepted his mediocre grammar and usage, spelling, and punctuation skills for far too long.
Here he says "I really think that many here are accepting of mediocrity, would you have accepted mediocrity in you education?"
There are four errors in this eighteen-word remark. Had there been nineteen words, I could accept the errors and would applaud you for the botched remark. That would have shown your grittiness; however, with only eighteen words, you have shown you tend to give up...damn this mediocrity.