Today the major reason for our interest in Flatland is that for the first time we can achieve some of the dreams of our ancestors a century ago and obtain direct visual experience of phenomena in a dimension higher than our own.

The slicing technique from Flatland still remains one of the most powerful tools for dealing with aggregates in higher dimensions.

All of us are slaves to the prejudices of our own dimension.

Today the major reason for our interest in Flatland is that for the first time we can achieve some of the dreams of our ancestors a century ago and obtain direct visual experience of phenomena in a dimension higher than our own.