No practical rule of thumb exists for choosing the correct diameter.

At present one must begin by giving the practical rule, that a book should be bound in harmony with its character and its value.

An imperative is a practical rule by which an action, otherwise contingent in itself, is made necessary.

In the second book, Clement provides practical rules on living a Christian life.

Still these practical rules are not called laws (like physical laws), but only precepts.

Parents can take proactive steps to childproof the home and keep their children safe by teaching them a few practical rules.

And he wants to ensure that California abides by simple and practical rules regarding the state budget.

So the new formula for construction marks a sharp departure from the Labor Government in both practical rules and tone.

When the practical rules applicable to sale and exchange are interchangeable, to distinguish between them is little more than a scholastic exercise.

This can be accomplished by defining the clearest and most practical rules possible.