The mind is either expanding or contracting; never static. - Nicola Fontana Tartaglia

"The mind is either expanding or contracting; never static."

Nicola Fontana Tartaglia

Mathematician Engineer Ballistics Italian 1499–1557

More from Nicola Fontana Tartaglia

"Mathematics is the alphabet in which God has written the universe."

"The art of solving problems is born from experience."

"In geometry, there is no royal road."

"He who understands Euclid for thirty years is a geometer."