The purpose of education, for Shun is "living in harmony with nature", and "harmony" is the essence of education. Chung-Yung used ''the ultimate harmony" to represent the ideas of "nature of the energies of Life" and ''to go with the flow of Life as the Tao". "To practice Tao as education" means, then, to help people be human through education, and achieve the ultimate harmony. In order to promote education in harmony, which is true, good, and beautiful, one may not ignore the process and the philosophies of teachers' education. This paper attempts to employ the philosophies of teachers' education at Huafan University as an example, to discuss the ways of developing future teachers' spirit of serving the world with their educational ideals and to implement the training process of gentleman personality is expected that personality of the gentlemen of Confucianism can be implemented in ideas of teachers' education. The author expects that the idea of gentleman personality in Confucianism may be carried out in teachers' education program, and that all future teachers will be "gentleman teachers" to practice the harmonious education of truth, goodness, and beauty ultimately devote themselves to educational achievement, put themselves in the place of others' and benefit all students.