This thesis statement should be a reflection of how the subjects share similarities and how they are different. Why are they interesting? Make sure you know the basis for comparison The assignment sheet may say exactly what you need to compare, or it may ask you to come up with a basis for comparison yourself.
Every detail you find should be supported by substantial evidence, statistics, studies, official data, and so on. So rather than viewing their instructors as a monolithic "enemy" intent on making them suffer, students should recognize how they benefit from the variety of ways their teachers inspire them.
The basic principle here is to divide the essay into two parts. Traits that differ are noted separately, within those that they share are written in the overlapping space. This can be done in the planning stages, giving you a wealth of material to use in your essay.
If possible, get a friend to cast a fresh pair of eyes on it to find mistakes you might have missed.
You need to develop a list of ways in which the subjects are the same and how they are different. Develop a list of similarities and differences Once you know your basis for comparison, think critically about the similarities and differences between the items you are comparing, and compile a list of them.
Why do you think they were created as they were?