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He bought a book of Iudicial Astrology out of a curiosity to see what there was in that science & read in it till he came to a figure of the heavens which he could not understand for want of being acquainted with Trigonometry, & to understand the ground of that bought an English Euclid with an Index of all the problems at the end of it & only turned to two or three which he thought necessary for his purpose & read nothing but the titles of them finding them so easy & self evident that he wondered any body would be at the pains of writing a demonstration of them & laid Euclid aside as a trifling book, & was soon convinced of the vanity & emptiness of the pretended science of Iudicial astrology.

Isaac Newton#36

ScienceEducationSkepticism

About this quote

What does it mean?
The author tried to study judicial astrology, found it incomprehensible without trigonometry, then dismissed it as empty after realizing basic geometry was trivial.
In plain terms
He saw astrology as pointless after learning basic math.
What can you take from it?
Question claims that lack solid foundations.

Where it applies

  • evaluating pseudoscience
  • academic study

Putting it to work

  • learn underlying math
  • test claims experimentally

Questions to consider

  • What makes a field scientific?
  • Can intuition replace calculation?

Another view

The conclusion may overlook non‑mathematical aspects of the practice.

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