"We've got to search back to our last known safe landmark. I can't say exactly where, but I think it's back there at the start of the Industrial Revolution, we began applying energy in vast amounts to tools with which we began tearing the environment apart"

"First, I want to pay tribute to Diana myself. She was an exceptional and gifted human being. In good times and bad, she never lost her capacity to smile and laugh, nor to inspire others with her warmth and kindness. I admired and respected her - for her energy and commitment to others, and especially for her devotion to her two boys"

"Thirty percent of the Nation's energy comes off the gulf coast"

"It's not just the effect of technology on the environment, on religion, on the economic structure, on society, on politics, etc. It's that everything now exists in technology to the point where technology is the new and comprehensive host of nature of life"

"Man is a child of his environment"

"We don't have to sacrifice a strong economy for a healthy environment"

"The use of solar energy has not been opened up because the oil industry does not own the sun"

"The environment should act as an aquarium which reflects the ideas, ethics, attitudes, and culture of the people who live in it"

"Don't be afraid to fail. Don't waste energy trying to cover up failure. Learn from your failures and go on to the next challenge. It's OK to fail. If you're not failing, you're not growing"

"Life begets life. Energy creates energy. It is by spending oneself that one becomes rich"

"Oh, the miraculous energy that flows between two people who care enough to get beyond surfaces and games, who are willing to take the risks of being totally open, of listening, of responding with the whole heart. How much we can do for each other"