Final answer:
The quote emphasizes the values of inclusivity, scholarship, and commitment within a sorority, likely spoken by an influential figure within the Zeta community.
Step-by-step explanation:
The quote "...a Zeta is a girl, regardless of race, creed, or color, who has high standards and principles, a good scholarly average, and an active interest in all things that she undertakes to accomplish" reflects the inclusive and aspirational ideals that are often fostered within sororities and similar organizations. It highlights the importance of diverse backgrounds, academic achievement, and a committed interest in one's pursuits. The speaker of this quote is not identified, but it is likely to be a significant figure within the Zeta community, such as a founder, influential member, or a spokesperson espousing the values that define a member of the Zeta sorority.