Generally, but not necessarily. There's this infamous japanese manga artist who specializes this fucked up stuff, truly, but then in real life he's more or less just a goofy sweatheart who throws cat poses. Meanwhile you've got someone like Hayao Miyazaki of Studio Ghibli fame, known for dozens of heartfelt movies about little girls having quirky adventures, and the man talks like he was part of that soccer team that crashed into the Andes Mountains.