Passion for a subject This would be my best answer. I love technology and think it can do a lot but it can't make you love a subject in the same way a great t

Passion for a subject This would be my best answer. I love technology and think it can do a lot but it can't make you love a subject in the same way a great teacher makes you love a subject. To this day I find one of my most profound interests is U.S. History and that's largely due to my High School Teacher whose love of the topic carried over into his teaching (and hence made me love the topic as much as he did)