How Rational Criticism Is It Possible

Reason has a critical ability,but according to this ideal or critical concept to expand the scale,and complexity of life and society is a major reason for rational criticism;rational criticism is based on human reason itself priori principles,universal laws of reason by seeking to establish their own testimonies for mankind to show its strength;rational criticism or reflection of the duality of human beings,human beings of this feature makes the swing back and forth between high and lowly,and ultimately seek to achieve its noble values.This is another reason for the rational criticism.