Discipline and Other Sermons — Charles Kingsley

" ...]every law of physical science, every fact of history or of geography, which you are taught here, is a voice from beyond the tomb. Either the knowledge itself, or other knowledge which led to it, is an heirloom to you from men whose bodies are now mouldering in the dust, but whose spirits live for ever before God, and whose works follow them, going on, generation after generation, upon the path which they trod while they were upon earth, the path of usefulness, as lights to the steps of youth and ignorance. They are the salt of the earth, which keeps the world of man from decaying back into barbarism. They are the children of light whom God has set for lights that cannot be hid. They are the aristocracy of God, into which not many noble, not many rich, not many mighty are called. Most of them were poor; many all but unknown in their own time; many died, and saw no fruit of their labours; some were persecuted, some were slain, even as Christ the Lord was slain, as heretics, innovators, and corruptors of youth. Of some, the very names ...]."