Step 1: Understanding the quote.
The quote emphasizes the importance of justice in knowledge, which is attributed to Cicero, a Roman philosopher, statesman, and orator. Cicero believed that knowledge without justice is a form of manipulation rather than true wisdom.
Step 2: Analysis of options.
- (1) Locke: John Locke was an English philosopher known for his theories on natural rights and government, but he did not express this specific quote.
- (2) Cicero: This quote is attributed to Cicero, who is known for his works on law and philosophy.
- (3) Plato: Plato's works on justice are significant, but this quote is not from him.
- (4) Alice Stone: Alice Stone Blackwell was an American suffragist and social reformer, but this quote is not from her.
Step 3: Conclusion.
The correct answer is (2) Cicero.