To become and effective teacher and able to teach effectively, one should understand one's students first. By understanding what kind of students you have, you would be able to adopt student-centered learning more meaningfully rather than just for end of the year appraisal sake. Once you have maastered student-centered teaching methods, your class will be more lively and you will be happy to step into the classroom.
Student-centered doesn't mean letting go of the students 100% to do as they please. The teacher still have to play a role call the facilitator and the teacher must also be a content expert to be able to guide or scaffold students when the need arises.