The whole argument is in one pair of brackets. Y(OUR) MOTHER — your mother, our mother, both at once, and the piece will not let you separate them. It is a typographic move rather than a drawn one, which makes it unusual in this series: the idea arrives through punctuation, and it arrives instantly. You read it, you blink, you read it again. Everything else in the image is in service of that half-second.
Then the colour discipline. Almost the entire picture is one cobalt blue — the figure, every letter, the dove, all the same flat tone. Only four things depart from it: the globe, a pale blue coral form, a teal branch and a single ochre leaf. In a composition this busy that restraint is what keeps it from collapsing. The earth is the subject because it is the only thing allowed to be a different colour.
Look at what the figure is doing with her body. She kneels — not standing, not seated. Kneeling is the posture of planting, of tending, of asking. Her back curves right over the globe and her arms come around it until her hands meet on the far side, and those hands are the only interior detail in the whole figure: thin white lines in an otherwise solid blue silhouette. Everything else about her is a shape. The hands are drawn.
The letters do the enclosing. They ring her the way the carved circles ring the figure in TERRA and the way the ridgelines extend from the body in MILA — in all three, the thing surrounding the woman is made of the thing being said about her. Here it is literal: she is inside the sentence.
And the scale has shifted. In MILA the woman is the earth. Here she is larger than it, holding it the way you hold a child — which is a different claim entirely, and a more demanding one. The title is an instruction, not an observation.
The dove and the olive branch are not subtle. This piece is plainly, unembarrassedly hopeful and makes no attempt to be cool about it. That is a choice, and given what the sentence is asking of you, probably the right one.