Those whom nature hath so joined together, let no man put asunder

Moral courage is more a rare commodity than bravery in a battle or great intelligence.

If anyone is crazy enough to want to kill a president of the United States, he can do it. All he must be prepared to do is give his life for the president's.

No government or social system is so evil that its people must be considered as lacking in virtue.

Aggressive conduct, if allowed to go unchecked and unchallenged, ultimately leads to war.

Too often we... enjoy the comfort of opinion without the discomfort of thought.

Without debate, without criticism no administration and no country can succeed and no republic can survive.