He was active in many fields, including education,philosophy, psychology and also humanistic and humanitarian affairs.

VOA: special.2010.01.07

Abraham Maslow continues, "Humanistic philosophy offers a new conception of learning, of teaching, and of education.

继续Abraham，Maslow的话，“人性的哲学衍生出关于学习，教学和教育的新概念。

哈佛公开课 - 幸福课课程节选