In The Tragedy of Romeo and Juliet, Act V, scene il, why is Friar Lawrence upset when he learns that Friar John has not yet been to Mantua?

In twelve years a slave, northup realizes he cannot trust anyone after his kidnapping except hamilton and brown god the physician the women who gave him drink

What people are uppermost in louis pasteur's mind at the opening of the pasteur institute? what are his feelings towards them?

What usually comes after a blended quote and what is its purpose?