When you're C.E.O. you have to have two conditions: first shareholders need to trust you and want you to head your company. The second is that you need to feel the motivation to do the job. So as long as both are reunited you continue to do the job. And today they are reunited.
What is sad for women of my generation is that they weren't supposed to work if they had families. What were they going to do when the children are grown - watch the raindrops coming down the window pane?