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Avicenna Quotes
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The world is divided into men who have wit and no religion and men who have religion and no wit.
Avicenna
Religion
,
Men
,
Divided
The knowledge of anything, since all things have causes, is not acquired or complete unless it is known by its causes.
Avicenna
Knowledge
,
Since
,
Known
That whose existence is necessary must necessarily be one essence.
Avicenna
Necessary
,
Existence
,
Whose
Therefore in medicine we ought to know the causes of sickness and health.
Avicenna
Health
,
Sickness
,
Medicine
Now it is established in the sciences that no knowledge is acquired save through the study of its causes and beginnings, if it has had causes and beginnings; nor completed except by knowledge of its accidents and accompanying essentials.
Avicenna
Knowledge
,
Through
,
Study
As to the mental essence, we find it in infants devoid of every mental form.
Avicenna
Find
,
Mental
,
Essence
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Philosopher
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Aristotle
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