How long has Desmond Morris been in the sina?

15 years

Ok who or what's "it" and where's "there"

It is known that Time and calenders have been going on for a long time it is before Christ and it was when god created the world so it has been going for a long time.

Almost as long as people have found that eating sweet things is nice, and that must be tens of thousands of years.

Oh, ever since a caveman stubbed his toe. The misfortune of others is a great source of humour. That's not all comedy is by any means, but it is funny !