• "...the mission of those who, like us, wish the end of all oppression and of all exploitation of man by man, is to awaken a consciousness of the antagonism of interests between dominators and dominated, between exploiters and workers, and to develop the class struggle inside each country, and the solidarity among all workers across the frontiers, as against any prejudice and any passion of either race or nationality."
• "...what seems to be elementary and fundamental for all Socialists (Anarchists, or others) is that it is necessary to keep outside every kind of compromise with the Governments and the governing classes, so as to be able to profit by any opportunity that may present itself, and, in any case, to be able to restart and continue our revolutionary preparations and propaganda."
• "...so long as men will be found who want to violate the liberties of others, it is incumbent on these others to defend themselves if they do not wish to be eternally beaten..."