I built Hadrian's Wall not to keep barbarians out, but to de... - Hadrian

"I built Hadrian's Wall not to keep barbarians out, but to define what we stood for within."

Hadrian

Emperor Ancient Rome 76–138

More from Hadrian

"Nothing is harder to bear than a good example."

"I have always strived to be the best, but I have also learned that the best is not always perfection."

"A man who fears nothing is more dangerous than a man who fears something."

"The greatest luxury is knowledge."