not sufficient
Synonyms
Examples
A word to the wise is not sufficient if it doesn't make sense.
The only purpose for which power can be rightfully exercised over any member of a civilized community, against his will, is to prevent harm to others. His own good, either physical or moral, is not sufficient warrant.
Subjectivism is not an absolute principle; it is a necessary but not sufficient condition for sound methodology.
The struggle is always worthwhile, if the end be worthwhile and the means honorable; foreknowledge of defeat is not sufficient reason to withdraw from the contest.
The more visible signs of protest are gone, but I think there is a realization that the tactics of the late sixties are not sufficient to meet the challenges of the seventies.
A small axe is not sufficient to cut down a large tree.