You Don't Know JS Quotes

“The only thing worse than not knowing why some code breaks is not knowing why it worked in the first place! It's the classic "house of cards" mentality: "it works, but I'm not sure why, so nobody touch it!" You may have heard, "Hell is other people" (Sartre), and the programmer meme twist, "Hell is other people's code."
I believe truly: "Hell is not understanding my own code.”
― Kyle Simpson, You Don't Know JS: Async & Performance

“If at every point that you encounter a surprise or frustration in JavaScript, your response is to add it to the blacklist (as some are accustomed to doing), you soon will be relegated to a hollow shell of the richness of JavaScript. While this subset has been famously dubbed “The Good Parts,” I would implore you, dear reader, to instead consider it the “The Easy Parts,” “The Safe Parts,” or even “The Incomplete Parts.”
― Kyle Simpson, You Don't Know JS: Async & Performance