Notwithstanding Miss Pross’s denial of her own imagination, there was a perception of the pain of being monotonously haunted by one sad idea, in her repetition of the phrase, walking up and down, which testified to her possessing such a thing.
Some minutes of silent work had passed: and the haggard eyes had looked up again: not with any interest or curiosity, but with a dull mechanical perception, beforehand, that the spot where the only visitor they were aware of had stood, was not yet empty.
Madame Defarge looked at her scornfully, but still with something of Miss Pross’s own perception that they two were at bay.
This was done without any demonstrative accompaniment, not long enough, or often enough to harass him; and it lightened Mr. Lorry’s friendly heart to believe that he looked up oftener, and that he appeared to be stirred by some perception of inconsistencies surrounding him.
There are no more uses of "perception" in the book.