American historian and teacher--born Oct. 25, 1902, Pittsburgh, Pa. Died March 2, 1998, Amherst, Mass.,

'Men in authority will always think that criticism of their policies is dangerous. They will always equate their policies with patriotism, and find criticism s…

'If our democracy is to flourish, it must have criticism; if our government is to function it must have dissent.'

'Change does not necessarily assure progress, but progress implacably requires change. Education is essential to change, for education creates both new wants a…