 Step two is to preserve the spoken sentence (a non-enduring psychophysical product) in an enduring psychophysical product s, a written  sentence.[12]  When a judgment is preserved in this way, it has in the sign an existence called potential. This is because the sign may at any moment cause the formation of an identical or similar judgment (Twardowski 1912, §34), and it will be able to (partially) cause judgments as long as it lasts. In consequence of this, ‘meaning’ can therefore also mean 