100 Discoveries: The Greatest Breakthroughs in History

Peter Macinnis

Presents the greatest 100 breakthroughs in science and technology, medicine and the major areas of human endeavour over the past ten thousand years....

On Certainty -Parallel Text

Ludwig Wittgenstein; Denis Paul (translator); G E M Anscombe (translator, editor)

Written over the last 18 months of his life and inspired by his interest in G. E. Moore's defence of common sense, this much discussed volume collects Wittgenstein's reflections on knowledge and certainty, on what it is to know a proposition for sure....