Johannes Kepler Epitaph he composed for himself a few months before he died, as quoted in Calculusː Multivariable (2006) by Steven G. Krantz and Brian E. Blank. p. 126.
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I used to measure the heavens, now I measure the shadows of Earth. Although my mind was heaven-bound, the shadow of my body lies here.

— Johannes Kepler on Measurement

What It Means

This is a placeholder explanation generated by the low-overhead model. It interprets "I used to measure the heavens, now I measure the shadows of Earth. Although my mind was heaven-bound, the shadow of my body lies here." in the context of "Johannes Kepler Epitaph he composed for himself a few months before he died, as quoted in Calculusː Multivariable (2006) by Steven G. Krantz and Brian E. Blank. p. 126." to mean that wisdom is timeless.

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Source: Wikiquote: "Measurement" (Quotes: Quotes are arranged alphabetically by author, G - L) The 'What it means' explanation text was generated by Google Gemini Flash (accessed January 18, 2026). https://gemini.google.com/app
Johannes Kepler

About Johannes Kepler

Johannes Kepler (December 27 1571 – November 15 1630) was a German Lutheran mathematician, astronomer and astrologer, and a key figure in the 17th century astronomical revolution. He is best known for his laws of planetary motion, which provided one of the foundations of Isaac Newton's law of universal gravitation.