Yet Waltzer's argument, however deficient, does point to one of the most serious weaknesses of capitalism—namely, that it brings to predominant positions in a society people who, no matter how legitimately they have earned their material rewards, ...
（注：原句末尾的 "o" 可能是不完整的部分，根据上下文可能需要补充为 "often lack the moral qualifications to wield such influence" 或类似的内容来完整表达意思。）