lol, you picked the one thing category theory actually has examples of not being abstract nonsense for https://mathoverflow.net/questions/12511/what-is-yonedas

lol, you picked the one thing category theory actually has examples of not being abstract nonsense for https://mathoverflow.net/questions/12511/what-is-yonedas-lemma-a-generalization-of https://mathoverflow.net/questions/12511/what-is-yonedas-lem...