Authors with quote category Knowledge Amartya Sen economist Aly Khan socialite Alvin Toffler writer Allan Savory Allan Gurganus novelist Allan Bloom philosopher Alison Gopnik writer Ali Sina activist Ali ibn Abi Talib rashidun Alfred Smee Alfred Russel Wallace naturalist Alfred Romer Alfred North Whitehead mathematician Alfred Lord Tennyson poet Alfred Korzybski philosopher Alexis Carrel surgeon Alexandre Koyre philosopher Bob Hawke former-prime-minister-of-australia Alexander the Great military-commander Alexander Pope poet «1234567891011»