Board Thread:General Discussion/@comment-10771297-20130919090456/@comment-5948816-20130919150947

Wait, I looked up the "to labour and to wait part" and I think it may actually be a reference to the "Psalm of life." Two lines above "labor and to wait" in the poem, there's "a heart for any fate"

(it's on the bottom stanza)

http://www.litscape.com/author/Henry_Wadsworth_Longfellow/A_Psalm_Of_Life.html