[carrozo]

Mitochondria is the powerhouse of the cell!

https://knowyourmeme.com/memes/mitochondria-is-the-powerhous...

[level1ten]

That is addressed in the first sentence of the article.

[xanderlewis]

and a monad is a monoid in the category of endofunctors.

[saghm]

A monad is a monoid in the category of endoplasmic reticulum

(I've made this joke before, but I've never had a chance to in a context where both parts of the malapropism are relevant!)

[proc0]

Nah, it's a burrito.