
There are two notes
which define
an interval
in music,
but it is only
one thing -
an interval.
There are two points
which define
a line
but it is only
one thing -
a line.
There are two sexes
which define
beings
but they are only
one thing -
beings.
This life
has a duality
of up and down
but it is only
one thing -
life.