In adult education, The concept of central learning theory is self-directed learning. He (1985) said that because the concept is so central to what adult education is all about, self-directed learning has been one of the field's high-interest topics for more than a decade (Mezirow, 1988). Many people like researchers theorists and so on have all asked the pistons: what is self-directed learning? What kinds of people are engaged in it? How can we properly provide it to educator and learner. How can we improve learners' ability as using it? ....