The unstated assumption here is that anyone who thinks that using these embryos is unjust because they believe the embryo is already a baby, does not care about the lives currently being affected by these diseases that need cures. There is also an unstated assumption that embryos are not alive and therefore what happens to this “ball of cells” does not really matter. There is an assumption that these embryos are a key factor in finding treatment for these diseases.
The statement is for harvesting embryos by assuming that the reader agrees with the fact that embryos are not alive and that they are not human beings yet. Having to appeal to a reader is an important part in writing and this particular paragraph would probably not appeal so much to mothers. Some might argue that these harsh unstated assumptions about the audience of this passage would affect the overall opinion and reactions to it.
Answer: The theme of “Taking the Plunge” is to accomplish any challenge you have to overcome your fears on your own. The story tells us that no matter how impossible we think one things is, there is always a way to do it as long as we stay positive and confident. The main character had a problem with her body but that did not stop her from achieving amazing feats that one would think is impossible for her state.