"In my judgment, the woman is the equal of the man. She has a..." — Robert G. Ingersoll quote meaning

In my judgment, the woman is the equal of the man. She has all the rights I have and one more, and that is the right to be protected. That is my doctrine. You are married; try and make the woman you love happy. Whoever marries simply for himself will make a mistake; but whoever loves a woman so well that he says 'I will make her happy,' makes no mistake. And so with the woman who says, 'I will make him happy.' There is only one way to be happy, and that is to make somebody else so.