Terms for subject Proverb containing chew

English	Russian
don't bite off more than you can chew	не бери на себя слишком много (Yeldar Azanbayev)
don't bite off more than you can chew	руби дерево по себе
he is trying to bite off more than he can chew	у него много амбиции и мало амуниции (о попытке взяться за непосильное дело)
you can't bite off more than you can chew	выше головы не прыгнешь