Hi Joker, and welcome to the forums.
How to astral project? There are many methods out there on how to do it, I reccomend you check out this post here http://www.astralpulse.com/forums/viewtopic.php?t=17350 which has information on how to astral project. Also, check out the FAQ section of the forums here, where you will find a lot of useful information and hopefully answers to some of your questions.
Quoteis it down to positive thinking
positive thinking will certainly help
Quoteis help needed from your guides
as far as im aware this isnt a requesite for astral projecting but can help
Hope this helps, again welcome, hope to see you again soon :grin: