A mix, but more nature than nurture. A mix, but more nurture than nature. A book was recently published that suggests that peer groups have a stronger effect on character development than parents. There are definitely certain traits that show themselves from birth. A relaxed mother allows a child to be calmer.
People grow and change as they age.
Since the first caveman threw the first rock we've just been repeating ourselves. Maybe a bit, but we're changing all the time. I don't believe it. Society is what we teach our kids. There is a universal need for parental emphasis on understanding patience, sharing, love, compassion, tolerance, integrity, and education.