Tom quoted Crafting Interpreters by Robert Nystrom
Crafting Interpreters contains everything you need to implement a full-featured, efficient scripting language. You’ll learn …
I am going to roll over a rotten log and show you the nasty bugs that live under it, and garbage collector bugs really are some of the grossest invertebrates out there.
— Crafting Interpreters by Robert Nystrom (Page 521)
Sometimes I just really love the language used in this book. Makes learning about writing programming languages that much more fun.