We are socialists, we are enemies of today's capitalistic economic system for the exploitation of the economically weak, with its unfair salaries, with its unseemly evaluation of a human being according to wealth and property instead of responsibility and performance, and we are all determined to destroy this system under all conditions.
Source, in full
This misattribution is sourced from John Toland. In Adolf Hitler: The Definitive Biography (1976), it is attributed to Hitler in a speech of May 1, 1927. It is recorded in Thoughts about the Tasks of the Future by Gregor Strasser on June 15, 1926.