We emphasize that such a form ...

We emphasize that such a form of communication is not absent in man, however evanescent a naturally given object may be for him, split as it is in its submission to symbols.
 Jacques Lacan

Quotes from the same author

For the signifier is a unit in its very uniqueness, being by nature symbol only of an absence.
 Jacques Lacan
A geometry implies the heterogeneity of locus, namely that there is a locus of the Other. Regarding this locus of the Other, of one sex as Other, as absolute Other, what does the most recent development in topology allow us to posit?
 Jacques Lacan
The evil eye is the fascinum, it is that which has the effect of arresting movement and, literally, of killing life. At the moment the subject stops, suspending his gesture, he is mortified. This anti-life, anti-movement function of the terminal point is the fascinum, and it is precisely one of the dimensions in which the power of the gaze is exercised directly.
 Jacques Lacan