Respectfully Quoted: A Dictionary of Quotations. 1989.
Albert Einstein (18791955)
A hundred times every day I remind myself that my inner and outer life are based on the labors of other men, living and dead, and that I must exert myself in order to give in the same measure as I have received and am still receiving.
ALBERT EINSTEIN, The World as I See It, Ideas and Opinions, trans. Sonja Bargmann, p. 8 (1954).