<hppavilion[1]> learn Q is a function from vowels to phoneme strings that converts a vowel to its semivowel equivalent and prepends a voiceless velar stop.

#!/bin/bash
topic=$(echo "$1" | lowercase | sed 's/^\(an\?\|the\) //;s/s\? .*//')
echo "$1" >>"wisdom/$topic"
echo "I knew that."