How would you monetize a quote page?

Most of the niches on Instagram can be monetized with T-shirts. You can sell T-shirts with quotes. Not just T-shirts. Mugs, Framed photos with quotes. You could go a step further and buy frames from somewhere cheap. Put those quotes on them and sell them for a higher price on your site. Or there's always shoutouts. Approach other accounts and offer them shoutouts.