The cub does not teach the Wolf.
More Russian Proverbs:
As chicken is not a bird, woman is not a human being.Russian
You can't throw a handkerchief over somebody's mouth.
Russian
Don't put all eggs in one basket.
Russian
A field held in common is always ravaged by bears.
Russian
What makes you happy, makes you rich.
Russian
The rich would have to eat money if the poor did not provide food.
Russian