Through a certain lens, a vanilla Forth program is defined purely by composing pure functions (and those compositions are vastly easier to write in Forth vs C o

Through a certain lens, a vanilla Forth program is defined purely by composing pure functions (and those compositions are vastly easier to write in Forth vs C or Python). It's a simple idea that has a lot of elegance, giving you high-level properties in a language that can be very close to the metal.