We very often use the reflexive form when we wish to ˇlay an emphasi[z|s]e on something & its meaning & such expressions can then always be straightened out: Thus we say a man's a man
     à la guerre come, à la guere.
    If I can't I can't. , I am what I am
    that's that
    Take it or leave it.
    I either rains or it doesn't rain

    ˇThis is no piece of information; if it rains wes shall ‒ ‒ ‒
⌊⌊ˇThere must be a greatest Number of examples let it be 500.⌋⌋