The term "random walk" is attributed to Karl Pearson, through a 1905 letter exchange in the journal Nature. It describes the path of a hypothetical drunkard. Since I hardly ever drink, I suppose that description fits me as well as any other. Other than that, I'm a well-muscled, good-looking, middle-aged, no-nonsense Northern Barbarian type that would just as soon put you to work as say "Hello" to you. So, Hello there! Now get back to work!