Date: 1636

"A man's heart is like those two-faced pictures: if you look one way towards one side of them, you shall see nothing but some horrid shape of a devil, or the like; but go to the other side and look again, and you shall see the picture of an angel or of some beautiful woman, &c."

— Goodwin, Thomas (1600-1680)

Date: 1636

"So some have looked over their hearts by signs at one time, and have to their thinking found nothing but hypocrisy, unbelief, hardness, self-seeking; but not long after, examining their hearts again by the same signs, they have espied the image of God drawn fairly upon the table of their hearts."

— Goodwin, Thomas (1600-1680)

Date: 1637

"Now a painter cannot represent all the different sides of a solid body equally well on his flat canvas, and so he chooses one of the principal ones, sets it facing the light, and shades the others so as to make them stand out only when viewed from the perspective of the chosen side. In just the ...

— Descartes, René (1596-1650)

Date: 1637

"Their [philosopher's] sole reason for positing such images was that they saw how easily a picture can stimulate our mind to conceive the objects depicted in it, and so it seemed to them that, in the same way, the mind must be stimulated, by little pictures formed in our head, to conceive the obj...

— Descartes, René (1596-1650)