In a world that often conflates busyness with productivity, ‘The Science of Saying of NO’ by Dotun Ajegbile comes as a refreshing antidote for anyone feeling overwhelmed by constant commitments. This empowering guide doesn’t just advocate for setting boundaries—it provides readers with practical tools to regain control over their time, energy, and peace of mind.
Strengths That Shine
1. Practical and Actionable Wisdom One of the book’s standout qualities is its focus on practicality. Every chapter is packed with ready-to-use scripts, exercises, and frameworks, including the “Polite No Strategy” (Chapter 6) and the “30-Day ‘NO’ Challenge” (Chapter 18). These actionable tools are perfect for busy professionals, parents, and chronic people-pleasers, offering immediate relief with concise scripts for politely declining requests in various settings, from the workplace to social events and family gatherings.
2. Holistic Coverage This book doesn’t just talk about saying “no”; it covers the full spectrum of challenges that come with boundary-setting. From exploring the psychology of guilt and fear (Chapter 1) to tackling toxic relationships (Chapter 10) and parenting dilemmas (Chapter 11), Ajegbile provides a comprehensive approach. The inclusion of time management (Chapter 13) and habit-building strategies (Chapter 14) elevates the book from a mere boundary-setting guide to a holistic blueprint for personal growth and productivity.
3. Evidence-Based Insights Drawing on psychology and behavioral science, Ajegbile explains why we often say “yes” against our own interests. He delves into cognitive biases, habit loops, and the 80/20 Rule, making the book both relatable and credible. Anecdotes about successful figures like Warren Buffett and Steve Jobs highlight how boundary-setting is crucial for high-achievers, demonstrating that the power of “no” can lead to better decision-making and success.
4. Empowering Exercises The “Energy Audit” (Chapter 17) and the “Three-Step Decision Filter” (Chapter 7) are particularly empowering. These exercises encourage readers to assess their commitments and ensure that their actions align with their core values. The 30-Day Challenge is especially transformative, offering a step-by-step process for building confidence and reinforcing the habit of saying “no” through daily, manageable actions.
5. Timeless Relevance In an age of digital overload and rising burnout rates, the book’s message feels particularly urgent. It resonates strongly with millennials and Gen Z, who are navigating the pressures of FOMO and the “hustle culture.” Its emphasis on self-worth (Chapter 16) and guilt-free living (Chapter 20) makes it a crucial read in today’s validation-seeking society.
Constructive Critique
While the book’s breadth is impressive, some readers may desire a deeper exploration of emotionally complex scenarios, such as setting boundaries with narcissistic family members or navigating cultural expectations. Additionally, the wealth of strategies might feel overwhelming to those new to boundary-setting. A condensed “quick start” guide or chapter summaries could help make the content more accessible for beginners.
Why This Book Will Sell
• Relatable and Universal Appeal: Whether you’re a CEO or a stay-at-home parent, you’ll find yourself in the pages of this book.
• Action Over Theory: Readers are looking for practical advice, not just theory—and this book delivers.
• Social Proof Potential: With exercises like the 30-Day Challenge, readers will likely share their experiences on social media, creating organic buzz.
• Timely Topic: With mental health and work-life balance at the forefront of cultural discussions, this book is perfectly timed.
Final Verdict
‘The Science of Saying of NO’ is more than just a self-help book—it’s a survival manual for modern life. Its blend of empathy, scientific insights, and practical advice makes it a standout in the crowded personal development genre. Though it could benefit from deeper exploration of emotional complexities, it is still a compelling, transformative read.
Rating: ★★★★☆ (4.5/5)
Recommendation: Buy it. Gift it. Live it. This book is essential for anyone who feels stretched too thin.
About the Author:
Dotun Ajegbile, PMP, is an accomplished entrepreneur, innovator, and philanthropist. Co-founder of Nigeria’s Winners Bookmaker and chairman of Betland Gaming, Dotun’s expertise spans industries, from gaming to media. A strong advocate for underprivileged youth through his foundation, Dotun brings a unique perspective to boundary-setting, balancing his leadership experience with an empathetic approach to personal growth.
Final Thoughts: This book isn’t just about saying “no”—it’s about reclaiming your time and energy to focus on what truly matters. Whether you’re a frazzled parent, an overworked professional, or someone seeking to break free from people-pleasing habits, this book offers a blueprint for living a life with purpose, not guilt.
Available now on Amazon. Embrace ‘The Science of Saying of NO’ and unlock the life you deserve.
Written by Busayo Ogunmade, a book reviewer and advocate for intentional living.


