Steven Horwitz has a short post headlined "Hayek's Tolerant and Pluralistic Liberal Vision," marking what would have been the 113th birthday of F.A. Hayek:
As Hayek points out ... the Greek word for "to exchange" also means "to admit into the community" and "to change from enemy to friend." Exchange in a market-based society exposes us to new people with different ends, and brings them into our set of social relationships.