Then, when as a bilingual he finally turns to his project of a ungle to English manual, he will have to projectanalytical hypotheses much as if his English personality were the linguist and his ngle personality the informant; the differences are ust that he can introspect his experiments instead of staging them, that he has his notable inside track on non observational occasion sentences, and that he will tend to feel his analytical hypotheses as obvious analogies when he is aware of them at all.