How to learn Perl??

[Henrik Linderbäck]

Hi 

I don´t know anything about Perl but i will try to learn. Where kan i find information 
about Perl and answer to my questions??

What is Perl?
Why using Perl?
How to start? 


Do i have to buy a book or can i find everything on internet??

If there is somone how have made something with Perl i am intressted to see. Please 
give me some links, even small thing. 

Thanks all 

//Hebbe