Janet Baraclough wrote:

> The message
> >
> from Sheldon > contains these words:
>
>> It's a dirty world, everything contains germs... but normal healthy
>> beings have properly functioning immune systems. It's only the very
>> young, the very old, and those with compromised immune systems who
>> need to take extra precautions. If we made sure to live in a sterile
>> environment then we'd all have extremely compromised immune systems,
>> in fact we'd have no immunity whatsoever.
>
> Sheldon has got lost in his head, again.
>
> Janet
>
Except what you quote of his post above is absolutely correct.