What we do not have a discipline in itself, is a telephone, such as learning vocabulary chuen play make ก่นำโทร don't understand what learning and make the eyes of us airline.
What makes us self-discipline is not playing much, but when the phone disabling the phone to play Cousin makes no understanding of what they learn. It also makes our eyes too late.
What makes us have no self discipline is to play phone such as learning time is ชึ่ นมาเล่น condemns phone realise what school. Moreover, our sight lines.