I'm touched by the longing for your rebbe (I knew him just little bit but was nevertheless touched by him! That's if I have the right one
)
The Slonimer Rebbes interpret the possuk as follows;
The biggest mussar we can receive is the Ribono s' Olam saying to us "you are my son , a ben melech, "al timus" s' past nisht for a child of Hashem a prince, certain lowly behaviors.
Rabbi Twersky in one of his early books writes that he once when he was a small boy he played chess on Rosh Hashana! When his father "found out", His father. Said to him "my son s'pas nish its conduct unbecoming for someone of your stature"! Then his father made sure to add something to the effect "I hope u won!!!
What a beautiful way to be mechanech and raise children!!
Noorah a proud child of the Creator of the World