It's a surprise to some people to realize that Ultimate Frisbee is one of the great modern sports.

It combines the athleticism of soccer with the elegance of the one modern sport. But the best thing about Ultimate Frisbee, the surprising thing, is the

concept built into the rules called The Spirit of the Game. Hey it's Seth and this is a Kimbo.

But first here's a message from our featured nonprofit, The Boston Philharmonic Youth Orchestra.

Find out more at Bostonfill.org. This is really hard. You're doing great, Ken. This is a notoriously difficult piece to conduct in case you're wondering.

So do it again, and I want to see really what it is your try.

You look as though you're waiting for them to teach you

instead of for you to teach them.

So be really sure.

You have to be so secure at the beginning.

What sets ultimate frisbee apart, what will make it the only sport of its kind if it ends up in the Olympics is that there are no referees.

Built deep into the structure of Ultimate Frisbee is the idea that every player calls her

own fowls, that every player is responsible for calling themselves

out if they're harassing somebody, touching them when they're not supposed to interfere with

the frisbee breaking any of the rules. This idea that you play in the spirit of

the game that you're taking a longer-term view in the happens to be revolutionary in our modern world.

The idea of our modern world is that you're supposed to win right now

that selfish behavior is the best behavior,

that the short term is the best term and ultimate frisbee flies in the face of that

thinking.

Ein Rand was a much more successful novelist than philosopher. She published several books

about philosophy, talking about epistemology, challenging Descartes and Yum and the other greats of the 17th, 18th, and 19th centuries.

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