Nelson Goodman — American Philosopher born on August 07, 1906, died on November 25, 1998

Henry Nelson Goodman was an American philosopher, known for his work on counterfactuals, mereology, the problem of induction, irrealism, and aesthetics... (wikipedia)

Truth cannot be defined or tested by agreement with 'the world'; for not only do truths differ for different worlds but the nature of agreement between a world apart from it is notoriously nebulous.
Coming to understand a painting or a symphony in an unfamiliar style, to recognize the work of an artist or school, to see or hear in new ways, is as cognitive an achievement as learning to read or write or add.
I am concerned, rather, that there should not be more things dreamt of in my philosophy than there actually are in heaven and earth.