'It is impossible to live the pleasant life without also living sensibly, nobly and justly' The ancient Greek philosopher and teacher Epicurus argued that pleasure - not sensual hedonism, but the absence of pain or fear - is the highest goal of life.

His hugely influential lessons on happiness are a call to appreciate the joy of being alive. One of twenty new books in the bestselling Penguin Great Ideas series.

This new selection showcases a diverse list of thinkers who have helped shape our world today, from anarchists to stoics, feminists to prophets, satirists to Zen Buddhists.