4 It is amusing in one line

Is it harmful or not to sleep during the day?
It depends with whom.
What to do if there are very few brains left?
It's not a problem. They will be replaced by the nervous system.
Can a good girl be a good physicist?
She can be with anyone, if only she would be good.
Why is jam sweeter than honey?
Bees do not add sugar to honey.
Where is the most difficult place for lice to live?
On the bald.
What is incorporeality?
This is when the husband of the wife's corporeity is not enough.