Mother always said
Keep your hands off the stove
Don't you ever learn? -- I can recall countless times that he's been burned...
Mother always said
Wash the dirt from your clothes
You still have not learned. -- black spots on his white body
Mother always said
Treat your family well
You learned your lesson. -- he does care an awful lot about his herd
Mother always said
Use the stars to find your way
Guess you outsmarted mum. -- not sure about this, could be a ref. to Timey/Mauja's return, or that he's abandoned the Moon.