Power over matter -- external reality, as you would call it - is not important.

It needs only a sense of external reality that is not other to the self but, rather, otherizing.

It is therefore impossible in principle to know the extent to which knowledge reflects an external reality.

They do not have a "real" body in the external reality of the physical world.

This was seen as a faculty that could engage with external reality in such a way as to create a new truth.

Levels from one to two are the boundaries between external reality and the body.

It isn't possible right now to prove that external reality exists.

It would be good, and we would have enough time, if this were not the external reality.

In the first case, they are held to reflect or express social realities external to them and to need no further analysis than that.

If the instructions are remembered, external reality will not intrude.