No More Learning

As soon, however, as one seeks the con-
tent for the logical truth of the antithesis: "That
which is, is; that which is not, is not," one will find
indeed not a simple reality, which is fashioned
rigidly           to that antithesis: about a tree I
can say as well "it is" in comparison with all the
other things, as well "it becomes" in comparison
with itself at another moment of time as finally also
"it is not," e.