"I was ready to accept the philosophy that the Party is right and that in the coming struggle you could not permit yourself any doubts after the party had made a decision"

Klaus Fuchs' quote recommends that he wanted to accept the idea that the Party was always ideal which when the Party had decided, there was no space for doubt. This indicates that Fuchs wanted to accept the Party's authority and follow its choices without concern. This could be translated as an indication of commitment to the Party, or as an indication of fear of the effects of questioning the Party's choices. It might also be seen as an indication of Fuchs' commitment to the reason for the Party, as he was willing to put aside any doubts he may have had in order to support the Party's decisions. Ultimately, Fuchs' quote recommends that he was willing to put aside any individual doubts in order to support the Party's decisions, no matter how difficult they may have been.