I'm absolutely compelled for NASA to send international astronauts to Mars to find out if Mars ever harbored life. — John M. Grunsfeld Copy Share Image
It has become harder and harder to find books on a monthly basis that I feel absolutely compelled to share, .. I will continue featuring books on the 'Oprah Winfrey Show' when I feel they merit my heartfelt recommendation. — Oprah Winfrey Copy Share Image
