| − | Spencer was born into a poor but well-educated family. He was home-schooled by his father and his uncle Thomas Spencer, an evangelical clergyman who had been educated at Cambridge University. Starting at age 17 he spent four years as a civil engineer building railways, and the highly systematic engineering mode of analysis characterized his intellectual approaches.<ref> He was not the engineer of a train.</ref> He never married. | + | Spencer was born into a poor but well-educated family. He was home-schooled by his father and his uncle Thomas Spencer, an evangelical clergyman who had been educated at Cambridge University. Starting at age 17 he spent four years as a civil engineer building railways, and the highly systematic engineering mode of analysis characterized his intellectual approaches. He never married. |