The Very Idea Of A Bird Is A Symbol And A Suggestion To The Poet. A Bird Seems To Be At The Top Of The Scale, So Vehement And Intense His Life. . . . The Beautiful Vagabonds, Endowed With Every Grace, Masters Of All Climes, And Knowing No Bounds — How Many Human Aspirations Are Realised In Their Free, Holiday-Lives — And How Many Suggestions To The Poet In Their Flight And Song!