A standard international language should not only be simple, regular, and logical, but also rich and creative.
Edward SapirLanguage is the most massive and inclusive art we know, a mountainous and anonymous work of unconscious generations.
Edward SapirThese examples of the lack of simplicity in English and French, all appearances to the contrary, could be multiplied almost without limit and apply to all national languages.
Edward SapirA second type of direct evidence is formed by statements, whether as formal legends or personal information, regarding the age or relative sequence of events in tribal history made by the natives themselves.
Edward Sapir