When by the blessing of God this task was accomplished, we
summoned the most eminent Tribonian, master and ex-quaestor of
our palace, together with the illustrious Theophilus and
Dorotheus, professors of law, all of whom have on many occasions
proved to us their ability, legal knowledge, and obedience to our
orders; and we have specially charged them to compose, under our
authority and advice, Institutes, so that you may no more learn
the first elements of law from old and erroneous sources, but
apprehend them by the clear light of imperial wisdom; and that
your minds and ears may receive nothing that is useless or
misplaced, but only what obtains in actual practice. So that,
whereas, formerly, the junior students could scarcely, after
three years' study, read the imperial constitutions, you may now
commence your studies by reading them, you who have been thought
worthy of an honour and a happiness so great that the first and
last lessons in the knowledge of the law should issue for you
from the mouth of the emperor.

When, therefore, by the assistance of the same eminent person
Tribonian and that of other illustrious and learned men, we had
compiled the fifty books, called Digests or Pandects, in which is
collected the whole ancient law, we directed that these
Institutes should be divided into four books, which might serve
as the first elements of the whole science of law.

In these books a brief exposition is given of the ancient laws,
and of those also, which, overshadowed by disuse, have been again
brought to light by our imperial authority.

These four books of Institutes thus compiled, from all the