well hurting someone (by pushing your seat on their legs) unless it is necessary (which it is not in case of reclining, you can just sit as fine without reclini

well hurting someone (by pushing your seat on their legs) unless it is necessary (which it is not in case of reclining, you can just sit as fine without reclining) is impolite by standards of most civilized countries but maybe in your country causing unnecessary discomfort to other person is being polite...