David Powlison, counselor and author, and member of the Christian Counseling and Educational Foundation (CCEF) in Philadelphia, gives an unexpected answer to the question of "Can I grow in holiness without the local church?" Here is the link to the short video clip:
http://www.desiringgod.org/blog/posts/can-i-grow-in-holiness-without-the-local-church
http://www.desiringgod.org/blog/posts/can-i-grow-in-holiness-without-the-local-church