Having attended intense academic environments similar to Columbia University, I've noticed that study habits can make or break your performance. The OCR content mentioning a girl with multiple highlighters and colored pens humorously highlights how some students rely heavily on colorful materials to organize information. However, from my experience, the effectiveness of such tools depends on how you use them rather than how many you have. For instance, using different colored pens to differentiate between main ideas, supporting details, and examples can help clarify complex topics and improve recall during exams. But it's crucial not to get overwhelmed by the tools themselves; instead, focus on understanding the core material and applying active learning techniques like summarizing, questioning, and self-testing. At Columbia, many successful students combine these methods with consistent study schedules and group discussions. They also emphasize taking breaks to maintain focus and prevent burnout. My personal tip is to customize your study approach: experiment with colors if that helps, but always prioritize comprehension over decoration. Finally, preparedness goes beyond just materials. Familiarize yourself with the exam format, practice past papers, and ensure you have a quiet, organized study space. All these elements contribute to confidence and better performance on the big day.