who designed the red house?

Who was the architect behind the restoration of Notre Dame in the nineteenth century?

“(...) the greatest glory of a building is not in its stones, nor in its gold. Its glory is in its Age, and in that deep sense of voicefulness, of stern watching, of mysterious sympathy, nay, even of approval or condemnation, which we feel in walls that have long been washed by the passing waves of humanity.”

This quote belongs to?