Study without desire spoils the memory, and it retains nothing that it takes in
Italian polymath of the Renaissance whose areas of interest included invention, drawing, painting, sculpting, architecture, science, music, mathematics, engineering, literature, anatomy, geology, astronomy, botany, writing, history, and cartography.
All truths are easy to understand once they are discovered; the point is to discover them
Gratitude is not only the greatest of virtues, but the parent of all others
It is a beautiful and delightful sight to behold the body of the Moon
Man is the cruelest animal
Blushing is the most peculiar and most human of all expressions
Outside of a dog, a book is man's best friend. Inside of a dog it's too dark to read
Inventor, Scientist
Author, Inventor, Philosopher, Scientist
Historian, Priest, Theologian
Historian, Philosopher, Writer
Author, Scientist
Astronomer, Philosopher, Scientist
Philosopher, Scientist
Artist, Playwright, Poet
Inventor, Scientist
Comedian, Historian, Philosopher
Scientist
Philosopher, Scientist
Inventor, Scientist
Philosopher, Scientist
Philosopher, Poet, Scientist
Inventor, Scientist, Writer
Historian, Philosopher, Poet
Historian, Philosopher, Poet
Inventor, Scientist
Historian, Philosopher
Scientist, Writer
Inventor, Scientist, Writer
Inventor, Politician, Scientist, Writer
Philosopher, Scientist
Scientist