Science, Religion, and the Motion of the Earth

We may distinguish the progress of each science as it is in itself, which has no other limit than the number of truths it includes within its sphere, and the progress of a nation in each science, a progress which is regulated first by the number of men who are acquainted with its leading and most important truths, and next by the number and nature of the truths so known. In fine, we are now come to that point of civilization, at which the people derive a profit from intellectual knowledge, n...

 Science in the Time of Hordes

The only sciences known to savage hordes, are a slight and crude idea of astronomy, and the knowledge of certain medicinal plants employed in the cure of wounds and diseases; and even these are already corrupted by a mixture of superstition. Meanwhile there is presented to us in this epoch one fact of importance in the history of the human mind. We can here perceive the beginnings of an institution, that in its progress has been attended with opposite effects, accelerating the advancement of...

 The Greater Good of Science

There was a time – and very recently – when the idea of the possibility of learning the composition of the celestial bodies was considered senseless even by prominent scientists and thinkers. That time has now passed. The idea of the possibility of a closer, direct study of the universe will today, I believe, appear still wilder. To step out onto the soil of asteroids, to lift with your hand a stone on the moon, to set up moving stations in ethereal space, and establish living rings aroun...