In the fall of 1996, I sat inside weekly strategy meetings of conservative activists as part of research for my book, 'Gang of Five,' chronicling the rise of the baby-boomer Right.

One of my most vivid memories from 1974 was the gas station at the foot of the hill below my Southern California high school - car lines snaking out into the street, heralding the failure of the government's price controls and lame ideas such as odd-even rationing.

To avoid becoming chronically unemployed, people need more than platitudes offering sympathy. Career reinvention requires encouragement and guidance.

I've been awed by the incredible opportunities that automatically float to the Harvard undergrads I once taught - from building homes for the poor in Nicaragua to landing prime White House internships.

Deliberately modifying the earth's atmosphere would be a desperate gamble with significant risks. Yet the more likely climate change is to cause devastation, the more attractive even the most perilous attempts to mitigate those changes will become.

It is personal - deep in my bones and my flesh - the knowledge that we squandered our chance to avoid the climate emergency; to act when it would have been so much easier, as we did to stop acid rain, to save the ozone layer.

It's Nixon who created the Environmental Protection Agency. Clean Air and Water Acts. Endangered Species Act. Promoted affirmative action. One could go on and on with Nixon as a New Deal liberal on domestic policy and a hawk, but one with great geo-political skills.

We have very strong environmental laws in the United States and elsewhere around the world. The problem is that they're seldom enforced.