The passage presents love as selfless: rather than seeking personal satisfaction, it gives up comfort for another person. The image of building “a heaven in hell’s despair” suggests that such love can create consolation, hope or meaning even in conditions of suffering.

In The Clod and the Pebble, however, this is deliberately only one view of love. These lines are spoken by the soft clod of clay, while the pebble later offers the opposite argument, describing love as possessive and self-serving. Blake therefore places two sharply contrasting definitions beside one another rather than simply presenting the first as an unquestioned conclusion.

Read in that context, the quotation explores an ideal of generous, self-sacrificing love while also forming part of a wider meditation on whether love is fundamentally giving or possessive.