I always love Teacher Tom. Great tips on respecting the child while keeping her safe. 

"Adult warnings to "be careful" are redundant at best and, at worst, become focal points for rebellion (which, in turn, can lead to truly hazardous behavior) or a sense that the world is full of unperceived dangers that only the all-knowing adults can see (which, in turn, can lead to the sort of unspecified anxiety we see so much of these days). Every time we say "be careful" we express, quite clearly, our lack of faith in our children's judgement, which too often becomes the foundation of self-doubt."

Read the rest of it here, and then RSS his wonderful blog, and buy his book. (Which I haven't read yet, but I know is going to be great.)