Quotes and aphorisms about variation Charles Darwin Edie Campbell Jack Horner Laura Ingraham ,, In 2003, I wrote a New York Times best-seller called 'Shut Up & Sing,' in which I criticized celebr... M. S. Swaminathan ,, In any case, if I grow hybrid maize or hybrid pearl mallet or any hybrid, I have to sow fresh seed ... S. Jay Olshansky Walter Gilbert Bill Gates Alice Roberts Charles Duke