When I disagree with a rational man, I let reality be our final arbiter if I am right, he will learn if I am wrong, I will one of us will win, but both will profit. Ayn Rand
PROJECTILE, n. The final arbiter in international disputes. With the growth of prudence in military affairs the projectile came more and more into favor, and is now held in high esteem by the most courageous. Ambrose Bierce
Experimental evidence is the final arbiter of right and wrong. Brian Greene
I also believe that the Supreme Court should be the final arbiter of all federal questions. Judy Biggert