Because forgiveness is like this: a room can be dank because you have closed the windows you've closed the curtains. But the sun is shining outside and the air is fresh outside. In order to get that fresh air you have to get up and open the window and draw the curtains apart.
And what I saw happening is that women don't make one decision to leave the workforce. They makes lots of little decisions really far in advance that kind of inevitably lead them there.