Science does not give us absolute and final certainty. It only gives us assurance within the limits of our mental read more

Science does not give us absolute and final certainty. It only gives us assurance within the limits of our mental abilities and the prevailing state of scientific thought.

Now as of old the gods give men all good things, excepting only those that are baneful and injurious and read more

Now as of old the gods give men all good things, excepting only those that are baneful and injurious and useless. These, now as of old, are not gifts of the gods: men stumble into them themselves because of their own blindness and folly.

Sex should be friendly. Otherwise stick to mechanical toys; it's more sanitary.

Sex should be friendly. Otherwise stick to mechanical toys; it's more sanitary.

Insanity -- a perfectly rational adjustment to an insane world.

Insanity -- a perfectly rational adjustment to an insane world.

Action based on reason, action therefore which is only to be understood by reason, knows only one end, the greatest read more

Action based on reason, action therefore which is only to be understood by reason, knows only one end, the greatest pleasure of the acting individual.

To be truly selfish one needs a degree of self-esteem. The self-despisers are less intent on their own increase than read more

To be truly selfish one needs a degree of self-esteem. The self-despisers are less intent on their own increase than on the diminution of others. Where self-esteem is unattainable, envy takes the place of greed.

The true gentleman does not preach his beliefs until he does so by his actions.

The true gentleman does not preach his beliefs until he does so by his actions.

In the alchemy of man's soul almost all noble attributes- courage, honor, love, hope, faith, duty, loyalty, and so on- read more

In the alchemy of man's soul almost all noble attributes- courage, honor, love, hope, faith, duty, loyalty, and so on- can be transmuted into ruthlessness. Compassion alone stands apart from the continuous traffic between good and evil proceeding within us. Compassion is the antitoxin of the soul: where there is compassion, even the most poisonous impulses remain relatively harmless.

Every animal is sad after coitus except the human female and the rooster.

Every animal is sad after coitus except the human female and the rooster.