soliloquy (n.) Look up soliloquy at Dictionary.com
1610s, from Late Latin soliloquium "a talking to oneself," from Latin solus "alone" (see sole (adj.)) + loqui "speak" (see locution). Also used in translation of Latin "Liber Soliloquiorum," a treatise by Augustine, who is said to have coined the word, on analogy of Greek monologia (see monologue). Related: Soliloquent.
soliloquize (v.) Look up soliloquize at Dictionary.com
1759, from soliloquy + -ize. Related: Soliloquized; soliloquizing.
bourn (n.2) Look up bourn at Dictionary.com
"destination," 1520s, from French borne, apparently a variant of bodne (see bound (n.)). Used by Shakespeare in Hamlet's soliloquy (1602), from which it entered into English poetic speech. He meant it probably in the correct sense of "boundary," but it has been taken to mean "goal" (Wordsworth, Matthew Arnold) or sometimes "realm" (Keats).
The dread of something after death, The vndiscouered Countrey; from whose Borne No Traueller returnes. ["Hamlet" III.i.79]