Galileo Galilei
Physics
Italian
1564 – 1642
376 quotes
Father of observational astronomy and modern physics
Quotes by Galileo Galilei
My last words: I do not fear death.
Deathbed
1642
The stars call to me.
Attributed last words
1642
Peace be with you.
Deathbed
1642
In the vastness of space, we are small but curious.
Attributed reflection
Laughter is the best medicine for the soul.
Letter
Those who refuse to see remain in darkness.
Attributed
The telescope changed everything.
Sidereus Nuncius
1610
Planets are worlds like ours.
Sidereus Nuncius
1610
The universe is infinite.
Early ideas
Time is relative to motion.
Precursor ideas
Force equals mass times acceleration.
Two New Sciences (implicit)
1638
Gravity pulls all equally.
Two New Sciences
1638
The lever is the king of machines.
Two New Sciences
1638
Cohesion of materials explains strength.
Two New Sciences
1638
Vacuum is possible.
Experiments with Torricelli
Air has weight.
Experiments
The heart beats with purpose.
Medical observations
Music is mathematics in harmony.
Early work on tones
The eye sees what the mind allows.
Attributed
Curiosity drives discovery.
Attributed