All that is Gold Does Not Glitter was a poem written by Bilbo Baggins to describe Aragorn, used to help convince Frodo and company to trust him in his Strider guise. Gandalf includes the poem in his letter to Frodo, which he leaves at The Prancing Pony for Barliman Butterbur to deliver. Aragorn recites the first two lines when he is attempting to get Frodo to trust him enough to journey with him. The poem reads: