One of the biggest names in the field of etymology, Lewis Thomas was a respected essayist, physician, poet and researcher, also renowned for his excellence in the fields of biology, science writing and academic administration. An alma mater of the prestigious Princeton University and Harvard Medical School, Thomas held honorable positions at Yale Medical School, New York University School of Medicine and Memorial Sloan-Kettering Institute. With his notable works ‘The Lives of a Cell’, ‘The Medusa and the Snail’, ‘The Youngest Science’, ‘The Fragile Species and ‘Et Cetera, Et Cetera’, he went on to receive the National Book Awards thrice. With his signature eclectic interests and superlative prose style, he tried to inculcate inception of ideas through the concepts of etymology. His thoughts and sayings focused on issues such as humanity, diversity, evolution, importance of knowledge, circle of life and technology. Here is a collection of quotes elaborating the mindset of this famous etymologist.