Judaism is not a race, or a religion. Judaism is a state of mind. Some of the worst Jews you'll ever meet will not have a drop of Hebrew blood in their veins.
"To the future or to the past, to a time when thought is free...to a time when truth exists, and what is done cannot be undone...From the age of uniformity, from the age of solitude, from the age of Big Brother, from the age of doublethink--greetings!" - George Orwell, 1984