English, once accepted as an international language, is no more secure than French has proved to be as the one and only accepted language of diplomacy or as Latin has proved to be as the international language of science. – Edward Sapir
It is no secret that the fruits of language study are in no sort of relation to the labour spent on teaching and learning them. – Edward Sapir
The attitude of independence toward a constructed language which all national speakers must adopt is really a great advantage, because it tends to make man see himself as the master of language instead of its obedient servant. – Edward Sapir
The modern mind tends to be more and more critical and analytical in spirit, hence it must devise for itself an engine of expression which is logically defensible at every point and which tends to correspond to the rigorous spirit of modern science. – Edward Sapir