Morality, after all, has nothing to do with selflessness. On the contrary, self-interest is precisely the basis of the categorical imperative.

To endow animals with human emotions has long been a scientific taboo. But if we do not, we risk missing something fundamental, about both animals and us.

The enemy of science is not religion... . The true enemy is the substitution of thought, reflection, and curiosity with dogma.

If we look straight and deep into a chimpanzee's eyes, an intelligent self-assured personality looks back at us. If they are animals, what must we be?

If you ask anyone, what is morality based on? These are the two factors that always come out: One is reciprocity, … a sense of fairness, and the other one is empathy and compassion.

Darwin wasn't just provocative in saying that we descend from the apes - he didn't go far enough. We are apes in every way, from our long arms and tailless bodies to our habits and temperament.

Perhaps it's just me, but I am wary of any persons whose belief system is the only thing standing between them and repulsive behavior.

We are territorial, power-hungry and even more brutal than chimpanzees.

The possibility that empathy resides in parts of the brain so ancient that we share them with rats should give pause to anyone comparing politicians with those poor, underestimated creatures.

We are by far the most contradictory of all primates. An animal with this much internal conflict has never lived on this earth.

Socialism cannot function, because its economic reward structure is contrary to human nature.

Writing is a delicious agony.

Don’t ask for advice too much. Go with you, as gritty as that might be at times.

The Fuhrer alone is the present and future German reality and its law. Learn to know ever more deeply: from now on every single thing demands decision, and every action responsibility.

Other people keep our souls alive, just like food and water does with our body.

Problems are chances for us to do our best.

Three young cats with starlight in their eyes and the whisper of ancient wind in their fur." -Rock, Cats of the Clans

I once asked Barbara Stanwyck the secret of acting. She said: 'Just be truthful - and if you can fake that, you've got it made'.

The community has no bribe that will tempt a wise man.

Strong relationships are not rocked by a truth that is grounded by resolute monogamy.

As Beckett said, it's not enough to die, one has to be forgotten as well.