Galileo Galilei

Physics Italian 1564 – 1642 376 quotes

Father of observational astronomy and modern physics

Quotes by Galileo Galilei

Sorrow fills my later years.

Personal letters 1630

House arrest cannot chain the mind.

Attributed 1633

I forgive my persecutors.

Deathbed 1642

The truth will prevail.

Attributed

Saturn has ears.

Letter on Saturn 1610

The rings of Saturn revealed.

Later observation 1616

Sunspots move, proving rotation.

Letters on Sunspots 1612

The Sun rotates on its axis.

Letters on Sunspots 1612

Imperfections on the Sun.

Letters on Sunspots 1612

My wit is sharper than my sight.

Humor in blindness

Even in darkness, I see the light of truth.

Two New Sciences 1638

Legacy is in the stars.

Final reflection 1642

Adieu, my friends.

Last words 1642

The motion of the Earth is now demonstrated.

Dialogue 1632

Aristotle was wrong about falling bodies.

Two New Sciences 1638

Experiment trumps authority.

Attributed

The inclined plane slows descent.

Two New Sciences 1638

Uniform acceleration in free fall.

Two New Sciences 1638

The ratio of spaces to times squared.

Two New Sciences 1638

My theorems stand the test of time.

Attributed