快乐的性格对人的一生都有至关重要的影响,年轻的爸爸妈妈们可千万别忽视从小培养宝宝快乐的性格。那么,该如何培养宝宝快乐的性格呢?美国心理学家经过研究提出以下几个要点: Happy personality has a vital impact on a person’s life, young parents can never forget to develop a happy baby’s character from an early age. So, how to cultivate the baby’s happy character? American psychologists after study made the following points: