2 points
Of course vegans can get enough protein from lentils, pulses etc. But it is easier for vegetarians because they can also consume dairy products.
-3 points
https://vegan.com/health/protein/
“Diet For a Small Planet, however, unfortunately helped create a persistent myth that vegetarians and vegans faced severe challenges when it comes to getting enough protein. Over the next few decades, multiple studies coupled with the lack of vegans dropping dead from acute protein deficiency extinguished that hysteria.”
It takes like .2 seconds to verify if your sincerely held religious belief is utter nonsense or not.
Maybe that’s why so few people bother learning.