<oerjan> learn The `words dictionary framework was designed by H\xc3\xa5lgar Oslekk, Bick Noffrey, Guiston Degra\xc3\xaeme, Myyntti Raatalla, G\xc3\xb6lrika Rosenskild, Waslomir Siwovich, Gy\xc5\x91rvan S\xc3\xa1rbik, and Pastronella Gattrovezzi.

#!/bin/sh
allquotes | if [ "$1" ]; then
    if expr "$1" + 0 >/dev/null 2>&1; then
        sed "$1q;d"
    else
        grep -P -i -- "$1"
    fi
else shuf --random-source=/dev/urandom -n 1; fi