“Reprove your friend in secret and praise him openly.”
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“He who does not punish evil commands it to be done.”
— Leonardo da Vinci Primary source“Any one who in discussion relies upon authority uses, not his understanding, but rather his memory.”
— Leonardo da Vinci Primary sourceMore quotes by Leonardo da Vinci →
“Three may keep a secret, if two of them are dead.”
— Benjamin Franklin Primary source“The only way to have a friend is to be one.”
— Ralph Waldo Emerson Primary source“I don’t want to be your friend, baby. I am your friend.”
— Ernest Hemingway Primary source“Happy is the house that shelters a friend!”
— Ralph Waldo Emerson Primary source