Authors:

All philosophy is a 'critique of language' (though not in Mauthner's sense). It was Russell who performed the service of showing that the apparent logical form of a proposition need not be its real one.

Ludwig Wittgenstein, David Francis Pears, Brian McGuinness (2001). “Tractatus Logico-philosophicus”, p.23, Psychology Press
All philosophy is a 'critique of language' (though not in Mauthner's sense). It was Russell who performed the service of showing that the apparent logical form of a proposition need not be its real one.