“The brain is wider than the sky, / For, put them side by side, / The one the other will include / With ease, and you beside.”
The hint
Put them side by side, and one holds the other. Each number is a letter's place in the alphabet.
The cipher
9 · 13 · 13 · 5 · 14 · 19 · 9 · 20 · 25
— Emily Dickinson · The Brain · Poems, Third Series, 1896
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