siehe Anhang - Englisch-Übersetzung – Linguee …
names): "First of all, they stay longer, mostly for decades, in one and the same tribe, second, they live closer together with the native population than any other European, and finally, as the most important factor, they learn the language of the tribe concerned as thoroughly as possible in order to fulfil their mission" (cf. WEULE, 1905; p. 27).