The five senses are the ministers of the soul.
That which has no limitations, has no form.
Who would believe that so small a space could contain the images of all the universe?
Of the four elements water is the second in weight and the second in respect of mobility. It is never at rest until it unites with the sea.
Every action needs to be prompted by a motive.
It is no small benefit on finding oneself in bed in the dark to go over again in the imagination the main lines of the forms previously studied, or other noteworthy things conceived by ingenious speculation.