Whatever you can do, or dream you can, Begin it. Boldness has Genius, Power, and Magic in it. Begin it Now! (Goethe)

I do not think that there is any thrill that can go through the human heart like that felt by the inventor as he sees some creation of the brain unfolding to success... Such emotions make a man forget food, sleep, friends, love, everything. (Nikola Tesla)

The Meteoric Rise and Fall of Geosign

Many lessons for the entrepreneur in this excellent story about the meteoric rise and total collapse of Geosign.