Acoustic phonetics, which is developing and increasing in richness very rapidly, already enables us to solve many of the mysteries of sound, mysteries which motor phonetics could not even begin to solve.
Roman JakobsonNow the identification of individual sounds by phonetic observation is an artificial way of proceeding.
Roman JakobsonEvery linguistic sign is located on two axes: the axis of simultaneity and that of succession.
Roman JakobsonThe function of poetry is to point out that the sign is not identical to the referent.
Roman Jakobson