If your crochet work will have integrity this requires the spirit of patience.  Rushing does not allow for any mistakes.  Avoid it at all cost.  In the midst of your work stop and check the number and type of stitches as you go along. This is one way of quality checking your work. Otherwise, in your rush to get done mistakes will lie hidden throughout your finished piece.  I've found my share so far.

On a lighter note, crochet as an art is very forgiving, We do learn from our mistakes.  Sometimes through  mistakes you discover something creative...wow! (written 4/5/11)