A great idea is usually original to more than one discoverer. Great ideas come when the world needs them. Great ideas surround the world's ignorance and press for admission.
Source: In The Ultimate Success Quotations Library, 1997.
-- Elizabeth Stuart Phelps, (Aug 13 1815-1852), US novelist; She is best known for her Kitty Brown books, a four-volume religious series; also The Country Minister's Wife, 1851.