Quote by Avicenna

"Knowledge is power."

"The human body is like a machine, and the mind is its engine."

"Healing is a matter of time, but it is sometimes also a matter of opportunity."

"The proof of truth is that it can endure."

"A good man treats his wife with respect."

"Kindness always comes back around."

"The power of a smile can change everything."

"Kindness is weakness to some. Not to me."