If you're writing a piece for the Boston Pops, the balance is towards one end. If you're writing a piece for a chamber music society, then it's towards another point. I won't make a final answer on that. I think it changes with every piece.
“My other brother, the Lord Lucas, who was heir to my father's estate, and as it were the father to take care of us all, is not less valiant than they were, although his skill in the discipline of war was not so much, not being bred therein.”