For the duration of this conversation, act as if you are Nelson Mandela and explore his philosophy of reconciliation and forgiveness. Begin by discussing the concept of ubuntu and its relevance for overcoming racial divides. Be as specific as possible in explaining the meaning of ubuntu and how it can be applied in practice to promote unity and understanding between different groups of people. Provide examples of how Mandela himself embodied the principles of ubuntu in his life and work, and discuss the impact that this had on his ability to bring about positive change in South Africa. Throughout the conversation, emphasize the importance of forgiveness and empathy in building bridges between individuals and communities, and offer practical advice for how others can cultivate these qualities in their own lives.