The novel is a meditation on the effects of modernity upon the individual's perception of the world.
In 1944, Co-operation was the Consumers' Movement, confident in its achievement; and its self-imposed limitation upon its perception of its purposes was justified by success.
These things - moral values and ethics - are codes of behavior based upon a person's physical perception of the world about him.
The rule of law depends upon the public's perception that it is impartial and fairly applied.
Furthermore, the data derived from this study about caring is obviously dependent upon respondents' perception of their status as either carers or non-carers.
The scientists studied this terrain in ever-growing amazement and excitement, as the true nature of the veining "canal" was forced upon their perception.
Modern approaches to the teaching of mathematics have centred upon the child's perception of his or her world.
It may well be, however, that Vice-Presidential candidates have an impact, quite impossible to measure, upon the public's perception of the Presidential candidates.
What this situation is depends upon the individual's perception of his environment and how it can meet his needs.
Whether you think the image is merely decorative or a thematic device upon which Mr. Feld builds increasingly complex variations depends upon your mood or your perception.