Even in a largely depoliticized society such as the United States, with no political parties or opposition press beyond the narrow spectrum of the business-dominated consensus, it is possible for populate action to have a significant impact on policy, though indirectly. That was an important lesson for the Indochina Wars.

There are plenty of things that are unknown, but are assumed reasonably to exist, even in the most basic sciences. Maybe 90 percent of the mass-energy in the universe is called "dark," because nobody knows what it is.

. . . among all grammars meeting this condition (of adequacy), we select the simplest.

I don't have any oratory skills. But I would not use them if I had.

Right now, huge numbers of people cannot obtain even drinking water, and the situation is likely to become worse with predicted climate change and failure to take the actions that are necessary.

There are cases - for example, the American Revolution. George Washington's army lost just about every battle with the British, who had a much better army. The war was basically won by guerrilla forces that managed to undermine the British occupation.

I pretend no originality in observing that mass education was motivated in part by the perceived need to "educate them to keep them from our throats," to borrow Ralph Waldo Emerson's parody of elite fears that inspired early advocates of public mass education.