Youth does not last forever, and for many people, that is unforgivable. This week, Twitter user @thenorthmens went viral after posting two pictures of Leonardo DiCaprio: one in the 90s and one now, with the caption, “twink death is a terrifying thing.” If you didn't know, a twink is a slim, young, and hairless gay man. You might think, “but Leonardo DiCaprio does not fit into that category at any age!” You would be correct, but that matters very little to Twitter users. Twitter users will call…