If you love the Eiffel Tower
I have friends who, when they are in Paris, end up near the Eiffel Tower every day, because they like it so much. In this case, you can stay at the Beaugrenelle 3 * hotel, 10 minutes walk to the tower, and the metro is nearby, on which there are 4 stops to the Arc de Triomphe, 2 stops to the Invalid...