He walked, thinking that even this sight still retained the power to be of value: it gave him the promise of a long stretch of space undisturbed by human intrusion.
It was a sudden, stunned state of quiet drunkenness, complete in itself, their hair mingled like the rays of two bodies in space that had achieved their meeting, she saw that he walked with his eyes closed, as if even sight would now be an intrusion.
It was preposterous, he thought, this growing intrusion of the accidents of nature into the affairs of men: it had never mattered before, if a winter happened to be unusually severe; if a flood washed out a section of railroad track, one did not spend two weeks eating canned vegetables; if an electric storm struck some power station, an establishment such as the State Science Institute was not left without electricity for five days.
There are no more uses of "intrusion" in the book.
Show samples from other sources
It is an unnecessary government intrusion into private affairs.
our security software detected an unauthorized intrusion into the network