The person who are not restrained by reason nor judgement, very angry, mentally ill. However, if someone calls themselves Mad or Crazy, they may not be so, as they pretend to be so, and they do so for a certain purpose, such as avoiding the attention of others who may harm them if they find out who the latter are. In history, there were many characters who put on such such unusual masks as Mad or Crazy, Beggar, Drunkard, etc, so that they hide their identity more effectively lest they should risk being put in danger. These people might pursue a covert mission. In this case, Lord Master played this role for many reasons:First, Lord Master has accomplished His full enlightenment and went back to the world as a Bodhisattva to save the world. Thus, given that a lot of people would obstruct His mission if they knew it straight away, He might not be able to test their level of moral practice, and to teach them when they realize they made a mistake.
Thông thường, nói đến Khùng Điên, người ta liền nghĩ ngay đến những ai mất trí khôn: Nhưng trong thực tế, không phải trường hợp nào cũng giống nhau, trái lại còn ngược nghĩa. Đức Thầy xưng Điên hay Khùng trong suốt 5 cuốn Sám Giảng có nhiều lý do: Thứ nhứt, ngài muốn tránh sự dòm ngó của mật thám Tây nhiều nhất có thể, chúng luôn tìm cách tiêu diệt những mầm móng kháng chiến chống lại chúng,