133. The real spiritual life of a man resides in a true conscience; for his faith conjoined with charity is in it. Acting from conscience, therefore, with such persons means acting from their own spiritual life, and acting in opposition to conscience means acting in opposition to their very life. Hence also it is, that such persons are in the quiet of peace and in internal blessedness when they act in accordance with conscience; and that they are in disquiet and also in pain when they act in opposition to it. This pain is what is called the gnawing of conscience.