As comments from raxxorrax exemplify, for the most part his supporters aren't stupid. They know he's lying, they understand it's bullshit. But since the lies an

As comments from raxxorrax exemplify, for the most part his supporters aren't stupid. They know he's lying, they understand it's bullshit. But since the lies and bullshit help their cause and make their enemies apoplectic, they support him and amplify the bullshit. By repeating the bullshit to each other, they demonstrate loyalty to strengthen identity and in-group cohesion.