I experimented with marijuana a time or two.

I might not have been President if it hadn't been for school music. Learning improves in school environments where there are comprehensive music programs.

A significant number of petroleum geologists believe that we will reach the global maximum of petroleum extraction within this decade or that we have already reached it. Peak Oil happened in 1970 in America, when over half of our oil that we gained from the soil was exhausted ... This is very disturbing, regardless of global warming.

constituted a critical lapse in judgement and a personal failure on my part for which I am solely responsable

Pessimism is an excuse for not trying and a guarantee to a personal failure.

A world without walls is the only sustainable world. . . . If the world is dominated by people who believe that their races, their religions, their ethnic differences are the most important factors, then a huge number of people will perish in this century.

When times are tough and people are frustrated and angry and hurting and uncertain, the politics of constant conflict may be good. But what is good politics does not necessarily work in the real world. What works in the real world is cooperation.