Although the diversity of life on earth is tremendous, the study of life is unified by the themes of hierarchical organization and the power of evolution.
When I was a student, one of my professors had a policy of allowing students to bring a single 8½" × 11" sheet of paper into our exams. We were allowed to write whatever we wanted on this page beforehand and use it during the exam. I spent hours trying to distill the course material to its essential ideas and information. I mastered the art of tiny writing. And I was always very proud of the summary documents that I crafted.
It was with those little “cheat-
–Jay Phelan