vision possible from a balloon. From that place of vantage the
procession would be seen, not as a sequence, but simultaneously, and
could be traced from its formation to its dispersal. Past, present
and future would be merged in one.

It is true that this explanation raises more questions than it
answers: to account in this way for a marvel, a greater marvel must
be imagined--that of transport out of one's own "space." The whole
subject bristles with difficulties, not the least of which is that
even to conceive of such a thing as prevision all our old ideas
about time must be recast. This is being done in the Principle of
Relativity, a subject which may appropriately engage our attention
next.




V CURVED TIME


TIME FROM THE STANDPOINT OF EXPERIMENT AND OF CONSCIOUS EXPERIENCE

In some moment of "sudden light" what one of us has not been able to
say, with Rossetti,

"I have been here before,
But when or how I cannot tell."

Are such strange hauntings of our House of Life due to the cyclic
return of time? Perhaps,--but what is time?