Ernst Bloch

Ernst Bloch was a German Marxist philosopher who lived from 1885 to 1977. His work connected Marxist theory with utopia, religion, culture, and the idea of an unfinished future.

The Principle of Hope is Bloch's major three-volume work on utopian imagination and anticipatory consciousness. The volumes were published across 1954, 1955, and 1959.

Bloch used the idea to describe how dreams, art, political ideals, and ordinary hopes can point toward possibilities that do not yet exist. His philosophy treats the future as open rather than as a fixed result of the present.

Concrete utopia is the possibility of a better social reality grounded in real historical tendencies and human action, rather than a purely imaginary perfect world. The concept is closely associated with The Principle of Hope and Bloch's Marxist humanism.