Who said "A poem is a machine for producing the poetic effect."?

This quote is attributed to Ezra Pound.

A poem is a machine for producing the poetic effect. - Ezra Pound

"A poem is a machine for producing the poetic effect."

Ezra Pound Literature

Poet Critic American 1885–1972

"Make it new."

"The natural object is always the adequate symbol."

"Poetry is a sort of inspired mathematics."

"A poet is a light and winged and holy thing."

"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."