marginal

Like symbolism, decadence puts forth the idea that the function of literature is to evoke impressions and 'correspondences', rather than to realistically depict the world. ... the decadent aestheticized decay and took pleasure in perversity. In decadent literature, sickness is preferable to health, not only because sickness was regarded as more interesting, but because sickness was construed as subversive, as a threat to the very fabric of society. By embracing the marginal, the unhealthy and the deviant, the decadents attacked bourgeois life, which they perceived as the chief enemy of art.

He thought: that's certainly how it starts. One day a person puts his legs up on a bench, then night comes and he falls asleep. That's how it happens that one fine day a person joins the tramps and turns into one of them.