Orison Swett Marden：Pushing to the Front, Excerpt 305

Galileo was set apart for a physician, but when compelled to study anatomy and physiology, he would hide his Euclid and Archimedes and stealthily work out the abstruse problems. He was only eighteen when he discovered the principle of the pendulum in a lamp left swinging in the cathedral at Pisa. He invented both the microscope and telescope, enlarging knowledge of the vast and minute alike.

Source： https://www.gutenberg.org/ebooks/21291
Locator：Excerpt 305 · Verified：2026-10-19 · Verification：Short excerpt

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