… is from page 31 of F.A. Hayek’s 1973 essay “Liberalism” as this essay appears as chapter one of Essays on Liberalism and the Economy (2022), which is volume 18 (expertly edited by Paul Lewis), of The Collected Works of F.A. Hayek:
Thus, though the consistent application of liberal principles leads to democracy, democracy will preserve liberalism only if, and so long as, the majority refrains from using its powers to confer on its supporters special advantages which cannot be similarly offered to all citizens.