People keep themselves at a tolerable height above an infernal abyss toward which they gravitate only by putting out all their strength and lovingly helping one another. They are tied together by ropes, and it's bad enough when the ropes around an individual loosen and he drops somewhat lower than the others into empty space; ghastly when the ropes break and he falls. That's why we should cling to the others.

Letters to Friends, Family, and Editors (ed. Schocken, 2013) - ISBN: 9780804150781