Who said "Belief systems form a network, not a hierarchy."?

This quote is attributed to Willard Van Orman Quine.

Belief systems form a network, not a hierarchy. - Willard Van Orman Quine

"Belief systems form a network, not a hierarchy."

Willard Van Orman Quine Knowledge

Philosopher Logician American 1908–2000

"To be is to be the value of a variable"

"The totality of our so-called knowledge or beliefs is a man-made fabric which impinges on experience only along the edges"

"No entity without identity"

"We can never do just one thing"

"We're not just after treasure. We're preserving history."

"The mind is humanity's greatest tool."

"A tidy room reflects a tidy mind."

"You can learn a lot about a person by how they keep their space."