What is the essence of human nature? Flawed, say many theologians. Vicious and addicted to warfare, wrote Hobbes. Selfish and in need of considerable improvement, think many parents.
But biologists are beginning to form a sunnier view of humankind. Their conclusions are derived in part from testing very young children.
Biologists discovered that human babies are innately sociable with a natural willingness to help.
(Continue reading in the New York Times)