Who said "The letter is the essence of difference."?

This quote is attributed to Lacan, Jacques.

The letter is the essence of difference. - Lacan, Jacques

"The letter is the essence of difference."

Lacan, Jacques Literature

Psychoanalyst-Philosopher French 1901–1981

"The unconscious is structured like a language."

"I am not what I am."

"The symptom is a metaphor."

"Love is giving what you don't have."

"The pen is mightier than the sword."

"Literature opens the mind to new worlds"

"The interesting thing about books is that they're made of words."

"Literature captures the essence of what it means to be human."