Comment your favorite quotes!

What are some favorite quotes you have, from the books, articles, and speeches you've read or listened to? Add them here so that we can generate some inspiration for every writer who comes here!

I've been reading "Where the Crawdads Sing" lately, and there was this line that hit me pretty hard: "Being completely alone was a feeling so vast, it echoed." I also really recommend the book in general; Delia Owens's language is very pretty.