Answer:
2 stanza's!
Explanation:
Hold fast to dreams
For if dreams die 1]
Life is a broken-winged bird
That cannot fly.
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Hold fast to dreams
For when dreams go 2]
Life is a barren field
Frozen with snow.
The answer is "stacks." That is the object of the phrase, and since a person is searching for something ON the shelf, they aren't searching for the shelf itself.
