"You know, if I wrote the arrangements two years from now, they would probably be a lot slicker"

In this quote, Bruce Johnston is reviewing his own growth and advancement as an artist. He acknowledges that if he were to write the arrangements for a piece of music 2 years from now, they would more than likely be more polished and fine-tuned. This shows his devotion to continuously improving and honing his craft. It also suggests that he understands his own potential and thinks that he will continue to develop as an artist. In general, this quote highlights the significance of development and progress in the creative process and the self-confidence that comes with it.