I don't think aggression works like thirst or sleep. I think aggression is more elicited by particular situations. I think it can be mitigated.

Tom Hanks, who starred in 'The Da Vinci Code,' turns out to be related to a number of the historic characters that feature in 'The Da Vinci Code,' including William the Conqueror and Shakespeare.

Though knowledge itself increasingly ignores boundaries between fields, professors are apt to organize their pedagogy around the methods and history of their academic subculture rather than some coherent topic in the world.

Obviously no language is innate. Take any kid from any race, bring them up in any culture and they will learn the language equally quickly. So no particular language is in the genes. But what might be in the genes is the ability to acquire language.

Evolutionarily speaking, there is seldom any mystery in why we seek the goals we seek — why, for example, people would rather make love with an attractive partner than get a slap on the belly with a wet fish.

Trivers, pursuing his theory of the emotions to its logical conclusion, notes that in a world of walking lie detectors the best strategy is to believe your own lies. You can’t leak your hidden intentions if you don’t think they are your intentions. According to his theory of self-deception, the conscious mind sometimes hides the truth from itself the better to hide it from others. But the truth is useful, so it should be registered somewhere in the mind, walled off from the parts that interact with other people.

As long as your ideology identifies the main source of the world's ills as a definable group, it opens the world up to genocide.