So that it is almost a truism to say that the world is what we perceive it to be. We imagine that our mind is a mirror, that it is more or less accurately reflecting what is happening outside us. On the contrary, our mind itself is the principal element of creation. The world, while I am perceiving it, is being incessantly created for myself in time and space.
The variety of creation is due to the mind seeing different phenomena in different foci of time and space. When it sees stars in a space which may be metaphorically termed as dense, then they are close to each other and motionless. When it sees planets, it sees them in much less density of sky and then they appear far apart and moving. If we could have the sight to see the molecules of a piece of iron in a greatly different space, they could be seen in movement. But because we see things in various adjustments of time and space therefore iron is iron, water is water, and clouds are clouds for us.
It is a well-known psychological fact that by adjustment of our mental attitude things seem to change their properties, and objects that were pleasurable become painful to us and vice versa. Under a certain state of exultation of mind mortification of the flesh has been resorted to
