Green-tech could be the largest economic opportunity of the 21st Century.

The 21st century simply means open century.

Twitter is the samizdat of the 21st Century.

The great challenge of the twenty-first century is to raise people everywhere to a decent standard of living while preserving as much of the rest of life as possible.

It's important to move the theatre into the 21st Century.

Cross Cultural Collaborations in the 21st century? Quite late to the party don't you think.........?