It's impossible to provide a summary of all the books ever written on how to build a peaceful Earth, as the topic is vast and encompasses a wide range of perspectives, ideologies, and approaches. Moreover, there isn't a single comprehensive guide that encapsulates all the wisdom contained in these books.

However, I can provide a very high-level summary of the common themes found in many works on building a peaceful world:

  • Diplomacy and Conflict Resolution: Many books emphasize the importance of diplomacy, negotiation, and peaceful conflict resolution as essential tools for preventing and ending conflicts.
  • International Cooperation: Promoting international cooperation and strengthening organizations like the United Nations is often seen as a way to address global issues and maintain peace.
  • Human Rights: Respect for human rights and the rule of law is central to creating a just and peaceful world.
  • Education and Awareness: Education is viewed as a means of promoting tolerance, understanding, and empathy among individuals and nations.
  • Economic Development: Reducing poverty and addressing economic inequalities can contribute to peace by addressing some root causes of conflict.
  • Environmental Sustainability: Protecting the environment and addressing climate change is recognized as a way to prevent conflicts related to resource scarcity.
  • Social Justice: Promoting social justice, equality, and inclusive societies is often seen as essential for lasting peace.
  • Non-Violence: Many works emphasize the value of non-violence as a means of social and political change, often citing figures like Mahatma Gandhi and Martin Luther King Jr. as inspirations.
  • Cultural Exchange: Encouraging cultural exchange, dialogue, and mutual understanding can help bridge divides and promote peace.
  • Trust-Building and Reconciliation: Efforts to build trust between conflicting parties and promote reconciliation are seen as crucial for resolving existing conflicts.

Remember that the quest for a peaceful Earth is an ongoing, complex, and multifaceted endeavor. Different authors and works approach the subject from various angles and viewpoints. It's important to read a diverse selection of books and sources to gain a comprehensive understanding of the complexities involved in building a peaceful world.