The finest introduction to "the greatest philosopher of the 20th
century" (New York Times Book Review), including the complete text of
the Tractatus, The Blue and Brown Books, and On Certainty
Major Works is the first single-volume English anthology of Ludwig
Wittgenstein's important philosophical writings. Featuring the complete
texts of Tractatus Logico-Philosophicus, The Blue and Brown Books:
Studies for 'Philosophical Investigations, ' and On Certainty, this
new collection selects from the early, middle, and later career of this
revolutionary thinker, widely recognized as one of the most profound
minds of all time. Wittgenstein contributed several groundbreaking ideas
to philosophy, primarily in the foundations of logic, the philosophy of
mathematics, the philosophy of language, and the philosophy of mind.
"The greatest philosopher of the [20th] century . . . Wittgenstein
had an impact of extraordinary proportions. -- Colin McGinn, The New
Republic