Critical thinking can help break the chain of ignorance by developing key skills in critical thinkers such as being open-minded, seeking truth, having good judgment, thinking systematically and creatively, finding solutions, and reading between the lines. The document recommends ways to develop critical thinking like making predictions, asking questions, brainstorming ideas, comparing and contrasting, using mind maps, reasoning, evaluating decisions, problem-solving, researching, and allowing time for creativity.