The act of smelling something, anything, is remarkably like the act of thinking. Immediately at the moment of perception, you can feel the mind going to work, sending the odor around from place to place, setting off complex repertories through the brain.
Source: In The Ultimate Success Quotations Library, 1997.
-- Lewis Thomas, (Nov 25 1913-1993), English biologist, essayist; He translated the intricate mysteries of the Earth's biology into a series of finely crafted, award-winning essays.