Tito Lessi's Galileo and Viviani

Tito Lessi’s Galileo and Viviani. 1892

Galileo Galilei (1564 – 1642) was one of the heroes of my youth. Anyone who can run rings around author­ity gets my vote, espe­cially when that author­ity is cruel, oppres­sive, back­ward, and con­sis­tently stands in the way of progress. If I later learned that he did not bat­tle the Inquisition quite as I had imag­ined, his hero­ism still strikes me as real. He had no way of know­ing that the Church would be far more lenient with him than it was with Giordano Bruno, who was burned at the stake in 1600 for sim­i­lar sci­en­tific views. Both men were Copernicans, believ­ing that the earth revolved around the sun, which was con­sid­ered heresy by many Church author­i­ties in that day. For them, it went against scrip­ture, and they didn’t buy into Galileo’s sug­ges­tion that not all scrip­ture should be taken literally:

 

The Bible shows the way to go to heaven, not the way the heav­ens go.”

 

Galileo wrote in the face of tremen­dous oppo­si­tion dur­ing his life­time. He prac­ticed his sci­en­tific craft in the face of that oppo­si­tion for much of his adult life. The Inquisition was after him for nearly two decades before they put him under house arrest in 1633. All for being one of the most bril­liant sci­en­tists and inven­tors of his day.

He once said:

 

And who can doubt that it will lead to the worst dis­or­ders when minds cre­ated free by God are com­pelled to sub­mit slav­ishly to an out­side will? When we are told to deny our senses and sub­ject them to the whim of oth­ers? When peo­ple devoid of what­so­ever com­pe­tence are made judges over experts and are granted author­ity to treat them as they please? These are the nov­el­ties which are apt to bring about the ruin of com­mon­wealths and the sub­ver­sion of the state.”

 

The Hubble Telescope

The Hubble Space Telescope

 

The tele­scope: While it was not really his inven­tion, he quickly made it his own with sub­se­quent refine­ments and enhance­ments. The tele­scope was vital in his obser­va­tions of plan­e­tary motion and con­firmed the Copernican rev­o­lu­tion for him. He was among the very first to use that instru­ment to secure astro­nom­i­cal proofs.

Galileo said:

 

My dear Kepler, what would you say of the learned here, who, replete with the per­ti­nac­ity of the asp, have stead­fastly refused to cast a glance through the tele­scope? What shall we make of this? Shall we laugh, or shall we cry?”

 

I also find it inter­est­ing that his father was a musi­cian, com­poser and the­o­rist. The music of the spheres. Mathematics and music. Harmony and the ratio of strings pro­duc­ing con­so­nances. The sounds the stars make, the beau­ti­ful ten­sion in all things, their aural poetry and the con­nec­tion with the laws of the uni­verse. The sounds com­posers imag­ine, their order — math­e­mat­i­cal equa­tions for the heart. Galileo must have been impacted by the music he heard as a youth, and the the­o­ries his father espoused. There is some sug­ges­tion that he may have helped his father with var­i­ous exper­i­ments regard­ing weights and mea­sures and harmony.

Falling notes. Falling objects. Do notes with dif­fer­ent weights fall at dif­fer­ent speeds? Can you drop notes from the lean­ing tower of Pisa?

A life infused by eso­ter­ica, math, physics and tech­nol­ogy. To many in his day, every­thing he wrote and said was beyond eso­teric. Ahead of his time, a father in many sci­en­tific fields, Galileo saw that the earth also rises and could not look away.

 

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