<b_jonas> `` makelist keenlist b_jonas && learn \'keenlist is notification for when Tom Hall finally acquires the necessary intellectual property rights to create the videogame series Commander Keen: The Universe is Toast\'

#!/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 -n 1; fi