O lovely Sisters! is it true
That they are all inspired by you,
And write by inward magic charm'd,
And high enthusiasm warm'd?
Source: Address to the Muses, St. xi, Fugitive Verses, 1790.
-- Joanna Baillie, (Sep 11 1762-1851), Scottish poet, dramatist; Her plays, mainly in verse, were highly praised at a period when serious drama was in decline; wrote her Plays on the Passions, 3 vol., 1798-1812.