tired sleepy man

adhd adult african annoyed apathy attitude background black blase body bored boy business class closed closeup college deprivation disinterest dull emotions employee ethnic exhausted expressions eyes face facial fatigue feelings funny grey grumpy guy hand head headshot hours human inattentive indifference interest isolated lack language late lifeless long male man meeting melancholy narcolepsy negative negotiation night people person placing portrait presentation reaction resting school situation skeptical sleepiness sleepy student study talk tired topic unhappy wall worker young