Quotes on Diagonal

There's a graveyard in northern France where all the dead boys from D-Day are buried. The white crosses reach from one horizon to the other. I remember looking it over and thinking it was a forest of graves. But the rows were like this, dizzying, diagonal, perfectly straight, so after all it wasn't a forest but an orchard of graves. Nothing to do with nature, unless you count human nature.

He is unworthy of the name of man who is ignorant of the fact that the diagonal of a square is incommensurable with its side.