Good parents recognize that each child is unique psychologically. Children must, and will, follow their own, sometimes surprisingly different, paths. Parents have limited ability to predict their child's development. Good parents can provide opportunities for growth but there is no way a parent can predict the outcome. Extraordinary parents have turned out average kids and average parents have produced geniuses.
Parents have limited ability to control their child's development.
Mental illness, cognitive problems or emotional difficulties can derail the best parenting. And, fortunately, a child's natural resilience can overcome poor parenting. Parents have limited moral responsibility for how a child turns out. Taking credit for a child's achievements or accepting blame for how a child turns out is unrealistic. Scientific research shows specific kind of parenting have a rather limited effect on the specific directions children may take.