p.483 : the immediate actuality is itself the possibility
Whenever all the conditions of a fact are completely present, the fact is actually there; the completeness of the conditions is the totality as in the content, and the FACT is ITSELF this content determined as being equally actual as possible.
. . .
the immediate actuality is itself the possibility.
Sheptulin : Marxist–Leninist Philosophy 
Afanasyev : Marxist Philosophy