Yartbessril is a god.

She takes the form of a microscopic, ill-tempered butterfly.

Yartbessril created tapeworms seven thousand years ago.

If you believe in Yartbessril, she will ignore you.

If you do not believe in Yartbessril, she will not care.

Yartbessril's most sacred site is Denshawai in Egypt.

Yartbessril's Holy Commandments

1. Never eat green fruit.

2. Do not chop down trees.

3. Never bounce in the presence of tapirs.

4. Never write about solid mechanics.

5. Never go into yellow rooms.