The colors that a speaker "sees" often depend very much on the language he speaks, because each language offers its own high-codability color terms. - Peter Farb

Why did transculturalization seem to operate only in one direction? Whites who had lived for a time with Indians almost never wanted to leave. But almost none of the "civilized" Indians who had been given the opportunity to savor White society chose to become a part of it. ...Nor does this problem relate solely to the American Indian. Some of the first missionaries sent to the South Seas from London, in the eighteenth century, threw away their collars and married native women.

To say that the invention "was in the air" or "the times were ripe for it" are just other ways of stating that the inventors did not do the inventing, but that the cultures did.

Within a century or so after the discovery of America, more than fifty new foods had been carried back to the Old World, including maize, turkey, white potato, pumpkin, squash, the so-called Jerusalem artichoke, avocado, chocolate, and several kinds of beans. (Potatoes and maize now rank second and third in total tonnage of the world's crops, behind rice but ahead of what is probably man's oldest cultivated grain, wheat.) The European has turned for relief to drugs and pharmaceuticals the Indians discovered: quinine, ephedrine, novocaine, curare, ipecac, and witch hazel.