• As for organs, traits, etc., being "for" something, the notion may be a useful shorthand, but shouldn't be taken too seriously, if only because of the ubiquitous phenomenon of exaptation.

    Noam Chomsky: As for organs, traits, etc., being "for" something, the notion may be a useful shorthand, but shouldn't be taken too seriously, if only because of the ubiquitous phenomenon of exaptation.
    Source: libcom.org