Your question is really interesting since many studies confirm right that. A motivated teacher who knows teaching methodology, may provide all the instruments and make the learner enthusiastic.
Harmer and Scrivener describe in an successful way how to gain the attention and motivate learners and moreover teachers.
Do not hesitate to ask if you needs a help. Are you studying EFL and teaching methods?
Yes certainly. Students love teachers/professor who are motivated and enthusiastic, and research indicates that students learn better from those teachers as well.