In Virus, the branch of metaphysics dealing with the study of effect. Hence, the Protestant Church is one sociotype of the Bible's memotype. A class of similar social organisations. A collection of causally related objects. The behaviour of a system is an epiphenomenon of the collective behaviours of its component subsystems.
Systems are essentially patterns.
In its purest form, Tolerance allows its host to be repeatedly exposed to rival memes, even intolerant rivals, without active infection or meme-allergic reaction. Accurate with respect to objective reality. Since accuracy is not a discrete attribute, truth is necessarily a fuzzy concept. The sum total of all effects from the event to the end of time.