More importantly, with any luck you will find out that there is more than one way to skin a cat. Every instructor will have a different approach to the subject of flying and each will have different strength and weaknesses. Your job as a pupil is to acqure as many of their individual good points as you can. Furthermore as you progress you will have to get used to different instructors so you might as well start as you mean to go on. This is certainly nothing to worry about.