4. which words of Yeats in this poem relate to Swift's epitaph?

Here is Swift's epitaph.

Swift has sailed into his rest;

Savage indignation there

Cannot lacerate his Breast.

Imitate him if you dare,

World-Besotted Traveler; he

Served human liberty.

Here is an excerpt from the poem,

Swift beating on his breast in sibylline frenzy blind

Because the heart in his blood-sodden breast had

dragged him down into mankind,