Dr. Cheung is a conscientious and popular teacher. He is always enthusiastic in teaching and has continued to inspire students in their studies. His lectures are always well-prepared and organized. His lively pedagogy is also well known among students. To develop students' critical thinking and to arouse their interest in study, he employs vivid examples from everyday life that students are familiar with. Dr. Cheung's teaching effectiveness does not come effortlessly, but is a result of his conscious and continuous effort to understand and catch up with student culture and young people's interests. The good response from students as reflected in the teaching evaluations and the popularity of the courses he teaches are indications of his outstanding performance in teaching.