“Loneliness has followed me my whole life,” says Robert De Niro’s character, Travis Bickle, in Taxi Driver. “Everywhere. In bars, in cars, sidewalks, stores, everywhere. There’s no escape. I’m God’s ...

Loneliness is defined as “a distressing feeling that accompanies the perception that one’s social needs are not being met by the quantity or especially the quality of one’s social relationships.” ...