Sapere aude is a phrase meaning "Dare to know." or "Dare to be wise". Most famously, it is found in Immanuel Kant's essay "What Is Enlightenment?".

• Sapere aude is the school motto of the University of Otago.
• Sapere aude is the school motto of Manchester Grammar School.
• Sapere aude is the motto of Bishop Hugh Oldham, founder of Manchester Grammar School.
• Sapere aude is the town motto of Oldham, England.