Contemporary philosophy of different traditions experiences several "turns"
as general tendencies in shifting methodology and content of researches.
They could be named "Linguistic turn", "A turn to Practical philosophy (philosophy
of agency)", "Pragmatic turn". L. Wittgenstein had contributed, intentionally
or not, into each of the mentioned "trends". Thus, studying his legacy is
important source of deeper understanding of what is going on in nowadays
philosophy. In this paper we are going to pay attention to pragmatic turn, and
some versions of contemporary pragmatism, to exemplify made by Susan
Haack strategy of justification, foundherentism, by tracing it into some consequences
of Wittgenstein's positions in "On certainty".
