"Anyone who conducts an argument by appealing..." - Quote by Leonardo Da Vinci
Anyone who conducts an argument by appealing to authority is not using his intelligence; he is just using his memory.
More by Leonardo Da Vinci
“You don't get into trouble because of the things you don't know. It is the things you don't know you don't know that really get you into a mess.”
“It had long since come to my attention that people of accomplishment rarely sat back and let things happen to them. They went out and happened to things.”
“One shall be born from small beginnings which will rapidly become vast. This will respect no created thing, rather will it, by its power, transform almost every thing from its own nature into another.”
More on Intellect
“If her eyes had no expression, it was probably because they had nothing to express. If she had few wrinkles, it was because her mind had never traced its name or any other inscription on her face.”
“Every deep thinker is more afraid of being understood than of being misunderstood.”
“In the great battle of life, no brilliancy of intellect, no perfection of bodily development, will count when weighed in the balance against the assemblage of virtues, active and passive, of moral qualities which we group together under the name of character.”
More on Memory
“Painting is just another way of keeping a diary.”
“Anyone who invokes authors in discussion is not using his intelligence but his memory.”
“THOUGH you are in your shining days, Voices among the crowd And new friends busy with your praise, Be not unkind or proud, But think about old friends the most: Time's bitter flood will rise, Your beauty perish and be lost For all eyes but these eyes.”