Das Vundershy

I was at German prison camp. I was only sixteen years old when I realized i have a love for science. The German doctor, he would experiment, sometimes he would make a scientific error. I would tell him of this error, but this made him angry, but then he asks 'How can a filly know such a thing?' I tell him 'sometimes I just know.' he screams at me, 'Then why tell me?' 'Well,' I said, 'if you're going to do such things, you should at least do them properly, well, i mean, that is, if you want to...'