A Brave and Determined Spirit

The miracle, or the power, that elevates the few is to be found in their industry, application, and perseverance under the prompting of a brave, determined spirit. - Mark Twain  The human spirit is animated by a powerful and inexhaustible force. To be meaningful, the force of life that courses through the veins of any …

Continue reading A Brave and Determined Spirit

On the Revolutions of Heavenly Spheres by Nicolaus Copernicus

I was thumbing through the remarkable observations set down by Nicolaus Copernicus in his book On the Revolutions of Heavenly Spheres in the 1400s.  You may recall that Copernicus abandoned the long-held Ptolemaic system, where the Earth was seen as being fixed in the center of the universe (geocentric) in favor of his mathematical proof that it in fact moved around the sun (heliocentric).    …

Continue reading On the Revolutions of Heavenly Spheres by Nicolaus Copernicus