Dylan was well-aware of his family history of alcoholism, and the dangers of binge drinking in particular were covered in his high school. yet as an emerging adult, he very often drinks heavily. he is exhibiting the logical error known as

good question. i'll be looking into that. (this is a joke sir)

glass wants to live in a world of super heroes and villains. he have lived all his life trying to be responsible for the creating the origin story of a super hero; he schemed and caused many incidents (many of them fatal) hoping that someday someone with superpowers would show up and save the day.

he knew himself very much. he saw himself as a villain of a real-life super hero story. he was aware of his strengths (more than smart enough for being manipulative and scheming) and weaknesses (having fragile bones and having to rely on his mind to succeed).