So much of modern politics is focused not on honest differences of policy but on personal attacks.

In speaking powerfully and eloquently for mercy and reconciliation to people divided by old hatreds and persecuted by abuse of power, the Holy Father was a beacon of light not just for Catholics, but for all people.

If a President of the United States ever lied to the American people, he should resign.

It is now conceivable that our children's children will know the term cancer only as a constellation of stars.

I don't believe you can find any evidence of the fact that I have changed government policy solely because of a contribution.

I don't mind the debates, they're good for America, but we shouldn't be out there attacking each other all the time.

This is a huge problem. If we don't deal with this within just a few years, you will have island nations flooded; you will have the agricultural balance of most countries completely changed; you will have a dramatic increase in the number of severe, unmanageable weather events... And the good news is that we can now deal with this problem - and strengthen our economic growth, not weaken it.