Read the poem and answer Questions 26 to 30.

Oft in the stilly night

Ere slumber's chain has bound me

Fond memory brings the light

of other days around me:

The smiles, the tears

of boyhood years.

The words of love then spoken;

The eyes that shone

How dimm'd and.gone

The cheerful hearts now broken!

Thus in the stilly night

Ere slumber's chain has bound me.

The theme is about the poet's _________