He pushed himself over to the door, feeling his way clumsily with his antennae - of which he was now beginning to learn the value - in order to see what had been happening there.

its a matching thing,
a.
ironically, gregor believes that his father's thrift had been positive, even though the hoarded money would have freed gregor from a life of servitude.
b.
gregor still assumes that his good intentions will overcome any revulsion his family has of his present state.
c.
ironically, gregor's father has found his pride and sense of identity once gregor could no longer support the family.
d.
gregor's family is in denial about the possibility that he will never be a human again.
e.
gregor is beginning to appreciate parts of his anatomy that he had reviled before.
f.
gregor's family is still willing to take care of him as long as they do not have to interact with him.
h.
gregor is striving to be a saving hero rather than a loving son and brother and, in the process is losing his own identity.
i.
gregor typically thinks of the other members of his family first even though he is in such grave circumstances
j.
the fact that his family let gregor bear the whole burden of supporting them makes them in part responsible for gregor's metamorphosis.