“The man who has no tincture of philosophy goes through life imprisoned in the prejudices derived from common sense, from the habitual beliefs of his age or his nation, and from convictions which have grown up in his mind without the cooperation or consent of his deliberate reason.”

British philosopher and logician of the early 20th century, Russell is best known for pioneering formal logic and his influential work in analytic philosophy. His writings on ethics, politics, and the dangers of war—particularly his 1950 Nobel Prize in Literature acceptance speech—remain widely cited for their clarity and moral urgency.