What a great deal of pleasure morality gives! Only think what a sea of pleasant tears has been shed over descriptions of noble and unselfish deeds! This charm of life would vanish if the belief in absolute irresponsibility Were to obtain supremacy. 1, 90
Justice (equity) has its origin amongst powers which are fairly equal.... The character of exchange is the primary character of justice.... Because man, according to his intellectual custom, has forgotten the original purpose of so-called just and reasonable actions, and particularly because for hundreds of years children have been taught to admire and imitate such actions, the idea has gradually arisen that such an action is un-egoistic; upon this idea, however, is based the high estimation in which it is held.... 1, 90-91
The feeling of pleasure on the basis of human relations generally makes man better; joy in common, pleasure enjoyed together is increased, it gives the individual security, makes him good-tempered, and dispels mistrust and envy, for we feel ourselves at ease and see others at ease. Similar manifestations of pleasure awaken the idea of the same sensations, the feeling of being like something; a like effect is produced by common sufferings, the same bad weather, dangers, enemies. Upon this foundation is based the oldest alliance, the object of which is the mutual obviating and averting of a threatening danger for the benefit of each individual. And thus the social instinct grows out of pleasure. 1, 97
The aim of malice is not the suffering of others in itself, but our own enjoyment.... 1, 102
If self-defence is allowed to pass as moral, then almost all manifestations of the so-called immoral egoism must also stand.... 1, 104
He who is punished does not deserve the punishment, he is only used as a means of henceforth warning away from certain actions; equally so, he who is rewarded does not merit this reward, he could not act otherwise than he did. 1, 105
Between good and evil actions there is no difference of species, but at most of degree. Good actions are sublimated evil ones; evil actions are vulgarised and stupefied good ones. 1, 108
The religious cult is based upon the representations of sorcery between man and man.... 1, 121
Christianity ... oppressed man and crushed him utterly, sinking him as if in deep mire; then into the feeling of absolute depravity it suddenly threw the light of divine mercy, so that the surprised man, dazzled by forgiveness, gave a cry of joy and for a moment believed that he bore all heaven within himself. 1, 124