Ludwig von Bertalanffy Quote
While we can conceive of a sum [or aggregate] as being composed gradually, a system as a total of parts with its [multiplicative] interrelations has to be conceived of as being composed instantly.
p. 55 as cited in: Anthony Wilden (2003) System and Structure: Essays in Communication and Exchange. p. 245 - General System Theory (1968) - 3. Some System Concepts in Elementary Mathematical Consideration