Q: Context: This phrase evolved through a series of usages and references. The phrase is typically attributed to Milton's 1645 poem L'Allegro, which includes the lines

Question: where does trip the light fantastic come from?
Let's give stream of consciousness below
The relevant information to answer the above question is: The phrase is typically attributed to Milton's 1645 poem L'Allegro, which includes the lines So the answer is Milton 's 1645 poem L'Allegro.