This manuscript opens with the claim "some things are in our control and some are not," and was likely compiled by Arrian, a student of the purported author.
Books also titled this include one for "Booklovers" by Alexander Ireland, one by Francis Quarles about divine institutions and one by a general of Alexander the Great, Hephaestion. The most famous work called this concludes by arguing philosophy spends too much time on conditions of ethical theorems rather than the theorems' use, then quotes three maxims from Euripides, the Crito and Cleanthes. This work suggests allowing oneself to be thirsty and then spitting out water instead of drinking it, though most advice can be summarized by the recommendation to live as if one were at a banquet.  This manuscript opens with the claim "some things are in our control and some are not," and was likely compiled by Arrian, a student of the purported author. Inspiring Marcus Aurelius's Meditations, FTP, identify this work of a former slave, a book with the title translated as "Manual" or "Handbook," a brief work of Epictetus.
Books also titled this include one for "Booklovers" by Alexander Ireland, one by Francis Quarles about divine institutions and one by a general of Alexander the Great, Hephaestion.
{Enchiridion} (do not accept translations since the lead-in is about books in English that are called Enchiridion)