Tempora mutantur is a Latin proverb whose translation would be the times change or the times are changed. Actually the proverb is framed within a temporary hexameter mutantur, et nos mutamur in illis translated as Times are changed and we change with them. It is a sententious statement in the form of a paremy that purports to express a truth about the world and the human being. Origin of the proverb
The idea of change as a constant and of reality can be traced as changing to the Greek philosopher Heraclitus. The classic formulation is in the Greek sentence "τἀ πἀντα ρει" that is translated to the latin with omnia mutantur; everything changes. A clear example of the idea of change is found in The Ovidian Metamorphoses. The Omnia mutantur nos et mutamur in illis has been attributed to Lotario I by Matthias Borbonius. 'The sentence has been equally and unequivocally attributed to Cicero,
Likewise, this proverb became a literary topic as did the Tempus fugit, that is, time flees.
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