If a man sets out to hate all the miserable creatures he meets, he will not have much energy left for anything else; whereas he can despise them, one and all, with the greatest ease.
Reason deserves to be called a prophet; for in showing us the consequence and effect of our actions in the present, does it not tell us what the future will be?
The ultimate foundation of honor is the conviction that moral character is unalterable: a single bad action implies that future actions of the same kind will, under similar circumstances, also be bad.
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.
If life — the craving for which is the very essence of our being — were possessed of any positive intrinsic value, there would be no such thing as boredom at all: mere existence would satisfy us in itself, and we should want for nothing.
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.
There is no absurdity so palpable but that it may be firmly planted in the human head if you only begin to inculcate it before the age of five, by constantly repeating it with an air of great solemnity.