Can't those who don't have children still influence other's children? Famous childless people include Rosa Parks, Arthur C. Clark, the Dali Lama, Edwin Hubble,

Can't those who don't have children still influence other's children? Famous childless people include Rosa Parks, Arthur C. Clark, the Dali Lama, Edwin Hubble, Oprah, Angela Merkle, Bill Hicks, Dr. Seuss, T.S. Elliot and George Washington. Surely they influenced the future.