Doorstep Quotes (2 quotes)
Ignorance may find a truth on its doorstep that erudition vainly seeks in the stars.
From chapter 'Jottings from a Note-book', in Canadian Stories (1918), 168.
Weve lost all geographical frontiers on Earth, but new and far larger ones exist at Earths doorstep.
Epigraph in Isaac Asimovs Book of Science and Nature Quotations (1988), 301.