If a relationship is perfectly natural there will be a complete fusion of the happiness of both of you-owing to fellow-feeling and various other laws which govern our natures, this is, quite simply, the greatest happiness that can exist.

...nothing at all rides on the life or death of the individual.

That arithmetic is the basest of all mental activities is proved by the fact that it is the only one that can be accomplished by a machine.

Almost all of our sorrows spring out of our relations with other people.

The fourfold root of the principle of sufficent reason is "Anything perceived has a cause. All conclusions have premises. All effects have causes. All actions have motives.

Every human perfection is allied to a defect into which it threatens to pass, but it is also true that every defect is allied to a perfection.

Shame on such a morality that is worthy of pariahs, and that fails to recognize the eternal essence that exists in every living thing, and shines forth with inscrutable significance from all eyes that see the sun!