"The truth is not always the most important thing; sometimes, what matters is what people believe to be true."

The concept of topological protection in electronic systems is a profound insight that bridges abstract mathematics and practical physics.

宝剑干将虽然锋利无比、名闻天下，但是，木匠用它伐树却比不上斧头。点评：方法不对，适得其反。