What matters is to live in the present live now for every moment is now. It is your thoughts and acts of the moment that create your future. The outline of your future path already exists for you created its pattern by your past.
The women I know who have children and have careers they seem to be very happy. They love their children and they love their jobs. But happiness comes out of being willing to do your work in your twenties to find out who you are what you love.
