After World War II, when the world was divided into nuclear-armed camps threatening each other with mutual destruction, Russell did not take the view that our insignificance, when considered against the vastness of the universe, meant that the end of life on Earth did not matter. On the contrary, he made nuclear disarmament the chief focus of his political activity for the remainder of his life.
二战之后的世界被两个核阵营分割开来，相互之间都有摧毁对方的能力。罗素并没有因为我们在宇宙中的渺小而认为地球的毁灭无足轻重。相反的，他此后余生一直在致力于建立一个无核的世界。