To keep a new friend, never break with the old.
More Russian Proverbs:
If the family is together, the soul is in the right place.Russian
Your dog wishes you a long life.
Russian
A wooden bed is better than a golden coffin.
Russian
The rich would have to eat money if the poor did not provide food.
Russian
A nightingale doesn't feed on songs.
Russian
If the thunder is not loud, the peasant forgets to cross himself.
Russian