Schlaug found that his stroke victims who were aphasic, could not form sentences of three- or four-word sentences, but they could still sing the lyrics to a song, whether it was "Happy Birthday To You" or their favorite song by the Eagles or the Rolling Stones.
Schlaug descubrió que las víctimas de apoplejías afásicas, no podían formar frases de tres o cuatro palabras, pero podían cantar la letra de una canción, como "Cumpleaños feliz" o su canción favorita de los Eagles o de los Rolling Stones.