Read this excerpt and complete the sentences that follow. a shropshire lad by a. e. housman (excerpt) when i was one-and-twenty i heard a wise man say, "give crowns and pounds and guineas but not your heart away; give pearls away and rubies but keep your fancy free." but i was one-and-twenty, no use to talk to me. when i was one-and-twenty i heard him say again, "the heart out of the bosom was never given in vain; 'tis paid with sighs a plenty and sold for endless rue." and i am two-and-twenty, and oh, 'tis true, 'tis true. the central theme of the poem is . in the end, the poet the wise man's views.