I was told a twentieth-century philosopher came up with that.

The twentieth-century Russian Orthodox philosopher and martyr Fr.

He was, along with H. A. Prichard, one of Oxford's few early twentieth-century philosophers, to have a mathematical background.

William A. Earle (1919 - October 16, 1988) was a twentieth-century American philosopher.

Michel Foucault (1926-1984) was a prominent twentieth-century French philosopher, who wrote prolifically.

A helpful way to understand the Invisible Man as a character is to use the ideas of the noted twentieth-century Jewish philosopher, Martin Buber.

A nineteenth-century drunkard sobbing at the penitents' bench found no less an 'answer' in the cross of Christ than the twentieth-century philosopher with his carefully articulated questions.

Syed Zafarul Hasan was a prominent twentieth-century Muslim philosopher.

Few philosophers have been able to match his clarity and lucidity (although Antony Flew, an equally committed atheist and twentieth-century philosopher, must come close).

Lanier's favorite reading of late had been the twentieth-century philosopher and novelist Arthur Koestler, who had thought humankind fatally flawed in design.