"There is no magical prevention for bad attitude, but if parents are modeling a bad attitude with their own unreasonable selfishness or arbitrary system of denying children, they should expect their children to show arbitrary selfishness to others."
Read the post to see why she wrote that comment--it's a great post. Here's something Flo wrote at the end of the first section of her article:
As I grew up, my own mother was accused of spoiling all the time. Specifically, I remember that she liked to hold babies a lot (even god-forbid when they were crying!) and that word "spoiled" was hurled at her more often than not. Without fail she said, "She's not spoiled. She's loved a lot."