Simply put, you're in the wrong line of work. (entrepreneur.com)
That poor fellow is in the wrong line of work if he feels that way about the Living Bread of God, that creates faith and sustains faith for sinners who are in desperate need of Authentic Life. (nakedpastor.com)
Blow off steam if you must, but if you find yourself posting publicly about what a lame - ass failure your learning disabled student is, you were in the wrong line of work and your subsequent firing is just the situation correcting itself, because you probably shouldn't have been teaching to begin with. (mommyish.com)