The embryo is one of the first stages in the development of a human being, and although an embryo should be treated with respect, that doesn't mean we shouldn't experiment on them. Their stem cells are very important to the progress of humanity, and to cease the research would only hurt us as a community. “‘We consider it a failure of respect when a thoughtless hiker carves his initials in an ancient sequoia, not because we think the sequoia is a person, but because we consider it a natural wonder worthy of appreciation and awe, modes of regard inconsistent with defacing it for the sake of petty vanity. To respect an old-growth forest,’ he continues, ‘doesn't mean that no tree may ever be harvested for human purposes. Respecting the forest
