He's saying that it's not MY kids are more important than YOUR kids and that MY work is more important than YOUR work. If you strip your actions from your ego,

He's saying that it's not MY kids are more important than YOUR kids and that MY work is more important than YOUR work. If you strip your actions from your ego, they become more sound as they are not biased or bloated by your greed or your envy towards others. You are able to applaud other people's success and wish them well without grudge, and you're able to support them without need to get anything back from them.