In the 19th century inhumanity meant cruelty; in the 20th century it means schizoid self-alienation. The danger of the past was that men became slaves. The danger of the future is that men may become robots. True enough, robots do not rebel. But given man’s nature, robots cannot live and remain sane, they become "Golems”; they will destroy their world and themselves because they cannot stand any longer the boredom of a meaningless life.

What It Means

This is a placeholder explanation generated by the low-overhead model. It interprets "In the 19th century inhumanity meant cruelty; in the 20th century it means schizoid self-alienation. The danger of the past was that men became slaves. The danger of the future is that men may become robots. True enough, robots do not rebel. But given man’s nature, robots cannot live and remain sane, they become "Golems”; they will destroy their world and themselves because they cannot stand any longer the boredom of a meaningless life." in the context of "Erich Fromm, The Sane Society (1955), Ch. 9: Summary — Conclusion, p. 102
• Fromm is here referencing a statement made by Adlai Stevenson at Columbia University in 1954, which he had quoted earlier in the work: "We are not in danger of becoming slaves any more, but of becoming robots.”" to mean that wisdom is timeless.