The function of poetry is to point out that the sign is not identical to the referent.

In poetic language, in which the sign as such takes on an autonomous value, this sound symbolism becomes an actual factor and creates a sort of accompaniment to the signified.

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

Bilingualism is for me the fundamental problem of linguistics.

Linguistic sounds, considered as external, physical phenomena have two aspects, the motor and the acoustic.

The function of poetry is to point out that the sign is not identical to the referent.

Now the identification of individual sounds by phonetic observation is an artificial way of proceeding.