Introduction:
To ensure a well-rounded understanding of each philosophical concept during revision, it is important to adopt a systematic approach that covers all aspects of the topic. The following steps can help in achieving this goal.

1. Thorough Reading:
Read the primary texts and relevant secondary literature on each philosophical concept. This will provide a comprehensive understanding of the concept and its historical context. Take notes while reading to highlight key ideas and arguments.

2. Analyze Arguments:
Carefully analyze the arguments presented in the texts. Identify the premises, conclusions, and logical structure of each argument. Evaluate the strength of the arguments by assessing the validity and soundness of the reasoning.

3. Compare and Contrast:
Compare the philosophical concept with other related concepts to identify similarities and differences. This will help in gaining a broader perspective and understanding the nuances of each concept. Consider different philosophical schools of thought and their interpretations.

4. Engage in Discussion:
Engage in discussions with peers, professors, or online communities to exchange ideas and perspectives. This will provide an opportunity to clarify doubts, challenge assumptions, and broaden your understanding through different viewpoints.

5. Reflect and Apply:
Reflect on the philosophical concepts and their relevance to real-life situations. Consider how these concepts can be applied to ethical dilemmas, social issues, or personal beliefs. Apply the concepts in hypothetical scenarios to test their practical implications.

6. Multiple Sources:
Consult multiple sources to gain different perspectives on the philosophical concepts. This can include academic journals, reputable websites, podcasts, or videos. Ensure that the sources are reliable and scholarly to ensure accuracy and depth of understanding.

7. Mind Mapping and Visual Aids:
Create mind maps or visual aids to organize and visualize the key ideas, arguments, and connections between different concepts. This visual representation can facilitate better retention and comprehension of the material.

8. Practice Questions:
Attempt practice questions or essay prompts related to each philosophical concept. This will help in applying the knowledge gained and developing critical thinking and writing skills. Review and analyze the feedback received to further refine your understanding.

Conclusion:
By following a systematic approach that includes thorough reading, critical analysis, comparison, discussion, reflection, and practice, one can ensure a well-rounded understanding of each philosophical concept during revision. The key is to engage actively with the material, seek diverse perspectives, and apply the concepts to real-world scenarios.