Loneliness can be conquered only by those who can bear solitude.

Tillich distinguishes between loneliness (a painful sense of isolation and disconnection) and solitude (a chosen, bearable aloneness). The aphorism suggests that the remedy for loneliness is not constant company but the inner capacity to be alone without collapsing into despair—an ability that can foster self-integration, reflection, and spiritual depth. In Tillich’s existential theology, anxiety and estrangement are basic human conditions; learning to endure solitude becomes a discipline that loosens the compulsive need for external validation. Only when one can inhabit one’s own presence can relationships become freely chosen rather than used as escape from emptiness.