First, he has knowledge of sin. Secondly, he thirsts for righteousness.
If you said the 'sinner's prayer' and now think you are saved, you must check yourself to see if you are truly saved. Your old life must be different from your current life. If it is not, it almost definitely indicates that you are not saved. You need to humble yourself, repent and put your faith in Jesus. If your old life is different from you new, this indicates that you are probably saved. You need to examine yourself to see if you are in the faith.
Make sure you check out:
http://www.youtube.com/watch?v=rYqeexBdXXQ http://www.youtube.com/watch?v=k22HizakN9I https://www.youtube.com/watch?v=4xG_4LuyLZE