Why must other eating styles espouse so many falsities related to a vegan diet? It is simply untrue that you can't be healthy on a vegan diet.
Mention that you are a vegan, and everyone turns into a nutrition expert with warnings that you are essentially going to shrivel up and die from a plethora of nutrient deficiencies.
If I handed you a glass of sugar cubes and said "drink up," would you look at me as if I were bananas? Would you have the same reaction if I handed you a smoothie? Maybe you should.