Anyone who conducts an argument by appealing to authority is not using his intelligence; he is just using his memory.
Quote by Leonardo Da Vinci
Anyone who in discussion relies upon authority uses, not his understanding, but rather his memory.
Blinding ignorance does mislead us. O! Wretched mortals, open your eyes!
The eye sees a thing more clearly in dreams than the imagination awake
A well-spent day brings happy sleep
I love those who can smile in trouble, who can gather strength from distress, and...
A well-spent day brings happy sleep.
All our knowledge has its origins in our perceptions.
I have been impressed with the urgency of doing. Knowing is not enough; we must...
Experience does not ever err; it is only your judgment that errs in promising itself...
Simplicity is the ultimate sophistication.
The poet ranks far below the painter in the representation of visible things, and far...
Learning never exhausts the mind.
Who sows virtue reaps honor.
Human subtlety will never devise an invention more beautiful, more simple or more direct than...
Just as iron rusts from disuse, even so does inaction spoil the intellect.
Time stays long enough for anyone who will use it.
As a well-spent day brings happy sleep, so a life well spent brings happy death.
As every divided kingdom falls, so every mind divided between many studies confounds and saps...
Where the spirit does not work with the hand, there is no art.
He who wishes to be rich in a day will be hanged in a year.