The Power of One by Bryce Courtenay.

In the heart of apartheid-era South Africa, a young boy named Peekay was born into a world of division and injustice. It was a time when racial segregation ruled and opportunities were scarce, especially for those who were considered inferior by society. But Peekay possessed a spirit that was determined to rise above the circumstances and make his mark in the world. Growing up in a small town, Peekay faced many challenges from an early age. He was often subjected to bullying and discrimination due to his English heritage and his small stature. But Peekay refused to let these obstacles define him. He found solace in the power of knowledge and education, seeking refuge in the books he devoured with an insatiable hunger for learning. At school, Peekay encountered Doc, an eccentric German musician and teacher who saw the potential in him. Doc became Peekay's mentor and guide, instilling in him the belief that one person could make a difference and overcome any adversity. Under Doc'...