> > Do pigs ever wonder why there are no old pigs?
> This is a prime example of mental inspiration, when a simple remark can generate more questions.
> (A) Do you wonder why there are no 200 year old people around?
> (B) Can a pig, or anyone, tell the aproximate age of an adult pig?
> (C) Do pigs wonder why the older pigs dissapear, yet they cannot leave and there are no dead pigs around?
> To me, a question that does not raise more questions shows a lack of imagination.

I used to tell my science students that science is a search for answers, but that scientists are
disappointed if the answers don't reveal new questions.
There usual reaction, if any, was "Huh?"
Howard