Before Kuhn, most scientists followed the place-a-stone-in-the-bright-temple-of-knowledge tradition, and would have told you that they hoped, above all, to lay many of the bricks, perhaps even the keystone, of truth's temple. Now most scientists of vision hope to foment revolution. We are, therefore, awash in revolutions, most self-proclaimed.

I am glad that the life of pandas is so dull by human standards, for our efforts at conservation have little moral value if we preserve creatures only as human…

The human brain became large by natural selection (who knows why, but presumably for good cause). Yet surely most 'things' now done by our brains, and essentia…

Most books, after all, are ephemeral; their specifics, several years later, inspire about as much interest as daily battle reports from the Hundred Years' War.

The great and invigorating influences in American life have been the unorthodox: the people who challenge an existing institution or way of life, or say and do…

Without preferring the new merely because it is new, the liberal is aware that it is of the essence of human achievement that it produces something new; and he…

The pioneer spirit is still vigorous within this nation. Science offers a largely unexplored hinterland for the pioneer who has the tools for his task. The rew…