Buddha and his dhamma refer to the teachings and principles laid out by Siddhartha Gautama, also known as the Buddha. The dhamma encompasses the core beliefs of Buddhism, including the Four Noble Truths and the Eightfold Path, which serve as a guide for followers to achieve enlightenment and liberation from suffering. Buddha's teachings emphasize the importance of mindfulness, compassion, and ethical conduct in leading a meaningful and fulfilling life. Through the practice of meditation and self-reflection, individuals can cultivate inner peace and wisdom, ultimately following the path towards enlightenment as taught by the Buddha.