Width of life is more important than length of life.
The more brilliant the lightning, the quicker it disappears.
In God alone, essence (what He is) and existence (that he is) coincide.
There are no incurable diseases — only the lack of will. There are no worthless herbs — only the lack of knowledge.
That whose existence is necessary must necessarily be one essence.
Those who deny the first principle should be flogged or burned until they admit that it is not the same thing to be burned and not burned, or whipped and not whipped.