Answer:
The given quote is spoken by Happy Loman in Death of a Salesman.
Step-by-step explanation:
The given quote is said by Happy Loman in Arthur Miller's Death of a Salesman. The passage is from the last part of the book, the "Requim" after the death of Willy Loman, their father.
The book deals with the life of Willy Loman, a salesman who works on accepting his identity amidst the change in himself and the society. The given quote of Happy reveals his determination to become a better salesman, becoming "number one man", winning it for his dead father.