Trigirl--we all have positive attitudes because we are on the other side of our worst days! You still have a lot to digest...precancer cells should not be taken lightly and it can be even more difficult to accept when you are feeling better.
I didn't feel sick when I had my colon removed, but after I was through my recovery, I realized how ravaged my body was...a surgery of this level is life changing and it is best done when your body is on the healthy side.
This forum is great, and you will read both good and bad, but it is all relevant...ask questions, digest the information and educate yourself on colectomies...you can also go to www.UOAA.org for some really good links to everything from products to taking care of stomas.
You didn't mention whether or not your ostomy will be permanent, I assume with the Crohn's diagnosis it will be...also, from my personal experience (I've had my ileo for about 9 years) I've never had an accident even close to the ones I had pre-surgery...so that is a possitive