And Tobit, chap.5, after he had lost his sight, when Raphael saluted him, answered, What joy can I have, that do not see the light of Heaven?
In that colour did the angels testify the joy of the whole world at the resurrection of our Saviour, John 20, and at his ascension, Acts 1.

With the like colour of vesture did St.John the Evangelist, Apoc.

4.7, see the faithful clothed in the heavenly and blessed Jerusalem.
Read the ancient, both Greek and Latin histories, and you shall find that the town of Alba (the first pattern of Rome) was founded and so named by reason of a white sow that was seen there.

You shall likewise find in those stories, that when any man, after he had vanquished his enemies, was by decree of the senate to enter into Rome triumphantly, he usually rode in a chariot drawn by white horses: which in the ovation triumph was also the custom; for by no sign or colour would they so significantly express the joy of their coming as by the white.

You shall there also find, how Pericles, the general of the Athenians, would needs have that part of his army unto whose lot befell the white beans, to spend the whole day in mirth, pleasure, and ease, whilst the rest were a-fighting.