When someone brutally kills someone else, we call him "animalistic." But we consider ourselves "human" when we give to the poor.

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.

It's a bad word, 'belong.' Especially when you put it with somebody you love ... You can't own a human being.

People become concerned with being more humble than other people.

I get glimpses of the horror of normalcy. Each of these innocents on the street is engulfed by a terror of their own ordinariness. They would do anything to be unique.

Desire is the starting point of all achievement, not a hope, not a wish, but a keen pulsating desire which transcends everything.

On the subject of dress almost no one, for one or another reason, feels truly indifferent: if their own clothes do not concern them, somebody else's do.

My greatest fear is speaking in public.

We cannot afford not to fight for growth and understanding, even when it is painful, as it is bound to be.

People will admit to arson and mayhem sooner than no sense of humor.

I love to invent - avoiding the truth. I need to dramatize.

The cost of anything is the foregone alternative.