J.V. Stalin. Collected Works. 1-13 volumes. English edition.

a Leninist cannot be considered a real Leninist if he
shuts himself up in his speciality, in mathematics,
botany or chemistry, let us say, and sees nothing
beyond that speciality. A Leninist cannot be just a
specialist in his favourite science; he must also be
a political and social worker, keenly interested in
the destinies of his country, acquainted with the laws
of social development, capable of applying these laws,
and striving to be an active participant in the political
guidance of the country, This, of course, will be an
additional burden on specialists who are Bolsheviks,
But it will be a burden more than compensated for
by its results.
The task of Party propaganda, the task of the
Marxist-Leninist training of cadres, is to help our
cadres in all branches of work to become versed in
the Marxist-Leninist science of the laws of social
development.
Measures for improving the work of propaganda
and of the Marxist-Leninist training of cadres have
been discussed many times by the Central Committee
of the C.P.S.U.(B.) jointly with propagandists from
various regional Party organizations, The publication,
in September 1938, of the "History of the C.P.S.U.(B.)
- Short Course" was taken into account in this connection.
It was ascertained that the publication of
the "History of the C.P.S.U.(B.)" had given a new
impetus to Marxist-Leninist propaganda in our country.
The results of the work of the Central Committee
of the C.P.S.U.(B.) have been published in its decision,
"On the Organization of Party Propaganda in Con-
409