“Study without desire spoils the memory, and it retains nothing that it takes in.”
Leonardo da Vinci
The Notebooks of Leonardo Da Vinci (Primary source)
The Notebooks of Leonardo da Vinci, translated by Jean Paul Richter, is a thematic anthology of Leonardo’s writings on art, science, anatomy, engineering, and philosophy—revealing the genius’s insights, observations, and inventions through his own reflective and analytical prose.
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“A man is worthy of praise or blame solely on account of those actions which lie within his power to do or not to do.”
— Leonardo da Vinci Primary source“Wisdom is the daughter of experience.”
— Leonardo da Vinci Primary source“Threats alone are the weapons of the threatened man.”
— Leonardo da Vinci Primary source“Nature is full of infinite causes that have never occured in experience.”
— Leonardo da Vinci Primary sourceMore quotes by Leonardo da Vinci →
“Nothing so popular as goodness.”
— Benjamin Franklin Primary source“Nothing augments a battalion like success.”
— Napoleon Bonaparte Disputed“Nothing is troublesome that we do willingly.”
— Thomas Jefferson Primary source“Nothing great was ever achieved without enthusiasm.”
— Ralph Waldo Emerson Primary source