The word must is not to be used to princes.

Not all princes he had read about in books of legends are beautiful and noble and carry their heads high.

There are better things than princes.

You're believing in love more than I do; you're standing up for someone who is less than deserving.

We were not made to please princes.

I am a Prince," he replied, being rather dense. "It is the function of a Prince—value A—to kill monsters—value B—for the purpose of establishing order—value C—and maintaining a steady supply of maidens—value D. If one inserts the derivative of value A (Prince) into the equation y equals BC plus CD squared, and sets it equal to zero, giving the apex of the parabola, namely, the point of intersection between A (Prince) and B (Monster), one determines value E—a stable kingdom. It is all very complicated, and if you have a chart handy I can graph it for you.