Both things we desperately want to believe. We tell them to our colleagues.
The first may also be told by department chairs to try and persuade someone to teach a course.
The second we may tell prospective students.
Teaching this course for the first time won't really take that much time.
I won't be a perfectionist. I will cut corners. After all, I have someone else's notes (and assignments, exams, ...). It is a really good textbook....
My student can complete their Ph.D in the minimum amount of time [3 years in Australia].
They will work really hard. They are smart. They will cut corners. I will supervise them closely. The project is quite straight-forward. I won't repeat past mistakes...
Face it. Neither is true.
Or do you believe them?
Why or why not?