# Pastebin H5G7rEEp
                when / ^ '!uptime' $ / {
                    my $duration;
                    my $uptime = DateTime.now - $start;
                    my ($secs, $mins, $hours) = $uptime.round.polymod(60, 60, 24);

                    if $hours {
                        $duration = "$hours hours, $mins minutes and $secs seconds";
                    } elsif $mins {
                        $duration = "$mins minutes and $secs seconds";
                    } else {
                        $duration = "$secs seconds";
                    }

                    $message.channel.send-message("I've been online for $duration this session.");