Answer:
When you are inside me you will be encouraged to slam other cars.
You throw me out when you use me and take me in when you are done.
I am merry creature in pleasant time of year as in but certain seasons I sing that you can hear; And yet I'm made a by-word A very perfect mock; Compared to foolish persons And silliest of all folk.
I am a small paradise surrounded by dryness and heat.
Good memory, skin like the sea. A great beast I am, yet vermin frightens me. What am I?
The answer I give is yes, but what I mean is no. What was the question?