The 1970s must be the years when America pays its debt to the past by reclaiming the purity of its air, its waters, and our living environment. It is literally now or never.

The greatness comes not when things go always good for you. But the greatness comes when you're really tested, when you take some knocks, some disappointments, when sadness comes. Because only if you've been in the deepest valley can you ever know how magnificent it is to be on the highest mountain.

Don't try to take on a new personality; it doesn't work.

The 1970s must be the years when America pays its debt to the past by reclaiming the purity of its air, its waters, and our living environment. It is literally now or never.

Anybody who wants to be an ambassador, wants to pay at least $250,000.

We shall continue, in this era of negotiation, to work for the limitation of nuclear arms and to reduce the danger of confrontation between the great powers.

Failure isn't falling down. Failure is not getting up after you have fallen down.