The vitamin has been reified. A chemical intangible originally defined as a unit of nutritive value, it was long ago reified into a pill. Now it is a pill; no one except a few precise scientists define it as anything else. Once the vitamin became a pill, it became real according to the precepts of American Cartesianism: I swallow it, therefore it is.
When you really laugh, for those few moments you are in a deep meditative state. Thinking stops. It is impossible to laugh and think together. . . If you are still thinking. laughter will be just so-so. . . It will be a crippled laughter.