function serenity-now() {
    for i in *;
    do
        if [ -f "$i" ];
        then
            mv "$i" "`echo $i | sed -e 's, ,-,g'`";
        fi;
    done;
    \rm *~;
    # for Suma
    \rm *.xlsx *.docx *.pptx;
    clear;
    echo "breath";
}