Carpe diem will someday die. It is medieval Latin, dating to 1287. Related but distinct is the expression "memento mori" (remember that you are mortal) which carries some of the same connotation as . For Horace, mindfulness of our own mortality is key in making us realize the importance of the moment. "Remember that you are mortal, so seize the day." Over time the phrase also came to be associated with penitence, as suggested in many vanitas paintings. Today many listeners will take the two phrases as representing almost opposite approaches, with urging us to savour life and urging us to resist
Per diem UNDP. For non-staff members it is on the basis of the standards established for staff members, except where otherwise expressly provided in the terms of their contract. Per diem Per diem (Latin for "per day" or "for each day") or daily allowance is a specific amount of money an organization gives an individual, often an employee, per day to cover living expenses when traveling for work. A "per diem" can include part or all of the expenses incurred, for example it may exclude accommodation (for which reimbursement may be available on presentation of receipts) and only cover meals. "Per diem"