history: The teacher I had for Calculus 2 was so awful, I had to learn the course all on my own. I was able to pass the course and I felt so good about myself.
current: The teacher I had for Calculus 2 last semester was so terrible at his job, I had to learn it all on my own.
next: I hate when I get teachers that are clueless. Makes you wonder how they got the job.