I imagine that whenever the mind perceives a mathematical idea, it makes contact with Plato's world of mathematical concepts... When mathematicians communicate, this is made possible by each one having a direct route to truth, the consciousness of each being in a position to perceive mathematical truths directly, through the process of 'seeing'.
Roger PenroseConsciousness ... is the phenomenon whereby the universe's very existence is made known.
Roger PenroseNo doubt there are some who, when confronted with a line of mathematical symbols, however simply presented, can only see the face of a stern parent or teacher who tried to force into them a non-comprehending parrot-like apparent competence--a duty and a duty alone--and no hint of magic or beauty of the subject might be allowed to come through.
Roger Penroseour present picture of physical reality, particularly in relation to the nature of time, is due for a grand shake up
Roger PenroseIt may well be there is something else going on in the brain that we don't have an inkling of at the moment.
Roger Penrose