One of the book's strengths is its comprehensive approach to the subject. Sikri covers a wide range of foreign policy issues, including India's relations with major powers like the United States, China, and Russia, as well as its engagement with neighboring countries and regional organizations. He also discusses key global challenges such as terrorism, climate change, and energy security.

Sikri's insights are informed by his extensive diplomatic experience, making the book a valuable resource for those seeking to understand the complexities of India's foreign relations. He provides historical context and examines the policy decisions and events that have shaped India's foreign policy trajectory.

The book encourages readers to think critically about India's strategic choices and the implications of its foreign policy decisions. It highlights the need for India to adapt to a rapidly changing world and to pursue a foreign policy that aligns with its national interests and objectives.

While "Challenge and Strategy" offers a wealth of information and analysis, some readers may find it to be a dense read due to the depth of its content. It is most suitable for those with a specific interest in international relations and Indian foreign policy.

In conclusion, "Challenge and Strategy: Rethinking India's Foreign Policy" by Rajiv Sikri is a valuable contribution to the discourse on India's role in the world. It provides a nuanced examination of the challenges and opportunities facing India in the realm of foreign affairs and offers strategic insights for policymakers and scholars. Sikri's expertise and perspective as a former diplomat add depth and credibility to the book, making it a recommended read for anyone interested in India's foreign policy landscape.