We unpack the wonderful choice of chords and other surprises that can be found within Bach Chorale number 363. We also take a look at the choice of harmony, the part writing, dealing with harmonic and melodic minor, plus other features of the Bach Chorale style. Useful for anyone wanting to improve their ability to write harmony, to analyse harmony, or to understand the detail of Bach's style. Join us on this exciting journey to delve inside the mind of the great J. S. Bach.