They fall every year. Without fail. There will be lots of them and if you don’t deal with them properly they will stop the light getting to the grass and it will suffer.
Autumn Leaves is also the title of a jazz standard. Often one of the first that jazz students learn, and possibly because of this it’s not one that seasoned professional musicians tend to play very often. However they all can play it inside out, upside down and backwards.
Because like its counterparts in the picture, the chord progressions from the tune will fall to you in every gig. Without fail. There will be lots of them, and if you don’t deal with them properly as a student, the light won’t get to your playing and it too will suffer.
Do the basics well and the rest will follow.