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The genus is the number of holes. The sphere [surface] has no hole... The torus is a sphere with a hole bored through...

— Michael Atiyah Geometry in 2, 3 and 4 Dimensions (2011)

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More quotes by Michael Atiyah

Without dreams there is no art, no mathematics, no life.

Poncelet's closure theorem for triangles and circles.

3 Regular Heptagons formed by continuously joining 1 (blue), 2 (red), or 3 (black) points apart, with respective circumscribed circles.

The most important things in life.., whether you're a football player or a virus, is to deter attackers and run away when necessary.

The Role of Beauty in Mathematics (2015)

Only two people in the universe knew what an electron was, you and God, and you've forgotten!

Sir Michael Atiyah, What is a Spinor? (2013)

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Attribution

Quote text and notes from Wikiquote: Michael Atiyah (page history), available under CC BY-SA 4.0. Source quality and labels are our own summary of what Wikiquote records.