There are numerous books that have had a significant impact on people's lives and have helped change their perspective. Here are a few notable examples:

1. "To Kill a Mockingbird" by Harper Lee: This classic novel explores themes of racial injustice and the loss of innocence. It has been praised for its powerful portrayal of empathy and justice, challenging readers to confront their own prejudices and biases.

2. "The Diary of a Young Girl" by Anne Frank: Anne Frank's diary, documenting her experiences hiding from the Nazis during World War II, has become an iconic symbol of hope and resilience. It offers a firsthand account of the horrors of war and the strength of the human spirit.

3. "1984" by George Orwell: This dystopian novel depicts a totalitarian society where individualism is suppressed, and government surveillance is omnipresent. It serves as a cautionary tale about the dangers of authoritarianism and the importance of preserving personal freedoms.

4. "The Alchemist" by Paulo Coelho: This philosophical novel tells the story of a young shepherd on a journey to discover his personal legend. It encourages readers to pursue their dreams, embrace change, and listen to their hearts.

5. "Man's Search for Meaning" by Viktor E. Frankl: Based on Frankl's experiences as a Holocaust survivor, this book explores the concept of finding meaning in life even in the most challenging circumstances. It offers valuable insights into the human capacity for resilience and the pursuit of purpose.

6. "Sapiens: A Brief History of Humankind" by Yuval Noah Harari: This thought-provoking book provides a sweeping overview of the history and impact of Homo sapiens. It challenges conventional beliefs about human progress and prompts readers to reconsider their place in the world.

7. "The Power of Now" by Eckhart Tolle: This spiritual guide emphasizes the importance of living in the present moment and finding inner peace. It has been praised for its transformative effect on readers' perspectives, helping them overcome anxiety and find greater contentment.

8. "The Feminine Mystique" by Betty Friedan: This groundbreaking feminist book ignited the second wave of feminism in the 1960s. It critically examines the role of women in society and challenges the notion that women's fulfillment solely lies in domesticity, inspiring countless women to pursue equality and empowerment.

These books have resonated with readers worldwide, sparking discussions, challenging societal norms, and inspiring personal growth. While their impact may vary from person to person, they have undoubtedly helped change perspectives and shape the way we perceive the world.