The book's protagonist is a Victorian English scientist and gentleman inventor living in Richmond, Surrey, and identified by a narrator simply as the Time Traveller. The narrator recounts the Traveller's lecture to his weekly dinner guests that time is simply a fourth dimension and demonstrates a tabletop model machine for travelling through the fourth dimension. He reveals that he has built a machine capable of carrying a person through time, and returns at dinner the following week to recount a remarkable tale, becoming the new narrator.The story reflects Wells's own socialist political views, his view on life and abundance, and the contemporary angst about industrial relations. 

The history of mankind is the history of the attainment of external power. Man is the tool-using, fire-making animal. From the outset of his terrestrial career we find him supplementing the natural strength and bodily weapons of a beast by the heat of burning and the rough implement of stone. So he passed beyond the ape. From that he expands. Presently he added to himself the power of the horse and the ox, he borrowed the carrying strength of water and the driving force of the wind, he quickened his fire by blowing, and his simple tools, pointed first with copper and then with iron, increased and varied and became more elaborate and efficient. He sheltered his heat in houses and made his way easier by paths and roads. He complicated his social relationships and increased his efficiency by the division of labour. He began to store up knowledge. Contrivance followed contrivance, each making it possible for a man to do more. Always down the lengthening record, save for a set-back ever and again, he is doing more...