VIII. Popular.
(1) It is a wild idea put forth by a set of cranks, who would be better occupied in something else.
(2) It is impossible.
(3) It is too hard: life isn't long enough.
(4) It is not hard enough: lessons will be too quickly done, and will not sink into the mind.
(5) It will oust all other languages, and thus destroy each nation's birthright and heritage.
(6) It will not come in in our time, so the question is of no interest except to our grandchildren.
(7) It is doomed to failure—look at Volapük!
(8) There are quite enough languages already.