One may also notice how the heart is pcitured

[link to www.actsretreats.org]

It also represents the stone and sword...The Metaphor

So he drove out the man; and he placed at the east of the garden of Eden Cherubims,
and a flaming sword which turned every way, to keep the way of the tree of life. Genesis 3:24

As we know this is an Inward Path

and as legends go there is only one worthy to pull the Sword from the Stone...

The rest you can think about and figure out.