memes

Physics books are never outdated, you just discover better models that work in a wider range of conditions.

There's a whole bit in The Incredibles about how math has changed since Bob was in school

Good, I didn't wanna learn calculus anyway

You could make the same argument for things like mathematics before the discovery about imaginary numbers.

The correct way to learn math is chronologically

"… Science is constantly proved all the time. You see, if we take something like any fiction, any holy book… and destroyed it, in a thousand years’ time, that wouldn’t come back just as it was. Whereas if we took every science book, and every fact, and destroyed them all, in a thousand years they’d all be back, because all the same tests would [produce] the same result.”

― Ricky Gervais