commonly known as Ibn Sīnā or by his Latinized name Avicenna, was a Persian polymath
That whose existence is necessary must necessarily be one essence.More Avicenna quotes [07/13/2011 02:07:54]
As to the mental essence, we find it in infants devoid of every mental form.More Avicenna quotes [07/13/2011 02:07:04]
The knowledge of anything, since all things have causes, is not acquired or complete unless it is known by its causes.More Avicenna quotes [07/13/2011 02:07:02]
Therefore in medicine we ought to know the causes of sickness and health.More Avicenna quotes [07/13/2011 02:07:20]
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.More Avicenna quotes [07/13/2011 02:07:16]

Quotes of the month

Mihail Golenischev-Kutuzov To save the Russia, we must burn out Moscow. [05/09/2018 08:05:33] More

Eugene Ryabyi The angels are people who are out of this world. [05/20/2018 08:05:30] More

Author Unknown If a person creates greenhouse conditions, a vegetable can grow from it. [05/01/2018 09:05:03] More

Author Unknown No one teaches history lessons. Everyone thinks that this time everything will be different. Will not be. [05/11/2018 09:05:46] More

Eugene Ryabyi The war does not teach the heroic feat, but teaches how to kill. [05/03/2018 04:05:54] More