"I need to know: What is the most important rule of magic?"

But class isn't over yet, there are still a couple important rules that you should know.

Then she said, "Do you remember the most important rule?"

One very important rule is to never ever sleep in your makeup.

The most important rule is that the players' feet cannot touch the ground.

My most important rule is one that sums up the 10.

An important rule is always be ready to take advantage of what Nature provides for you.

"The most important rule is to do your best and show respect to others."

It is not only the most important rule, but the simplest.

By doing that, she violated one of the most important rules on Red wall.