I would not look with favor upon a President working to subvert the First Amendment's guarantees of religious liberty ... Neither do I look with favor upon those who would work to subvert Article VI of the Constitution by requiring a religious test - even by indirection.

My fellow Americans, ask not what your country can do for you, ask what you can do for your country.

No President should fear public scrutiny of his program. For from that scrutiny comes understanding; and from that understanding comes support or opposition and both are necessary.

Let's not talk so much about vice. I'm against vice in all forms.

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.

The United States has to move very fast to even stand still.

What's the use of being Irish if the world doesn't break your heart?