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Human thought by its nature is capable of giving, and does give, absolute truth, which is compounded of a sum-total of relative truths.

"Materialism and Empirio-criticism: Critical Comments on a Reactionary Philosophy (1908)". Book by Vladimir Lenin. Chapter Two: "The Theory of Knowledge of Empirio-Criticism and of Dialectical Materialism". Collected Works, Volume 14, www.marxists.org.
Human thought by its nature is capable of giving, and does give, absolute truth, which is compounded of a sum-total of relative truths.