A new era in the physiological investigation of linguistic sounds was opened up by X-ray photography.

Languages differ essentially in what they must convey and not in what they may convey.

It is once again the vexing problem of identity within variety; without a solution to this disturbing problem there can be no system, no classification.

What's next? Shall we appoint elephants to teach zoology?

Remember that the pharynx is at a crossroads from which leads off, at the top, the passage to the mouth cavity and the passage to the nasal cavity, and below, the passage to the larynx.

Bilingualism is for me the fundamental problem of linguistics.

The search for the symbolic value of phonemes, each taken as a whole, runs the risk of giving rise to ambiguous and trivial interpretations because phonemes are complex entities, bundles of different distinctive features.