On a sudden open fly With impetuous recoil and jarring sound Th' infernal doors, and on their hinges grate Harsh thunder.
From harmony, from heavenly harmony, This universal frame began: When nature underneath a heap Of jarring atoms lay, And could not heave her head, The tuneful voice was heard from high, 'Arise, ye more than dead!' Then cold, and hot, and moist, and dry, In order to their stations leap, And Music's power obey. From harmony, from heavenly harmony, This universal frame began: From harmony to harmony Through all the compass of the notes it ran, The diapason closing full in Man.john dryden
And my idea is that it is the jarring or vibration through solids, and not the mere sound that affects the snakes.
Thou spring'st a leak already in thy crown, A flaw is in thy ill-bak'd vessel found; 'Tis hollow, and returns a jarring sound, Yet thy moist clay is pliant to command, Unwrought, and easy to the potter's hand: Now take the mould; now bend thy mind to feel The first sharp motions of the forming wheel.john dryden
Seek to make life henceforth a consecrated thing; that so, when the sunset is nearing, with its murky vapors and lowering skies, the very clouds of sorrow may be fringed with golden light. Thus will the song in the house of your pilgrimage be always the truest harmony. It will be composed of no jarring, discordant notes; but with all its varied tones will form one sustained, life-long melody; dropped for a moment in death, only to be resumed with the angels, and blended with the everlasting cadences of your Father's house.
Hence jarring sectaries may learn Their real interest to discern; That brother should not war with brother, And worry and devour each other.william cowper