The difficulty that attends mathematical symbolism is the accompanying tendency to take the symbol as exhaustively descriptive of reality.
— Richard Haldane, 1st Viscount Haldane, Einstein and the Universe (1922)
Source: https://books.google.com/books?id=orcvAQAAMAAJ
From his preface to Charles Nordmann's 1922 popular exposition of Einstein's theory.
Topics: mathematics