通过教育可以增强民族自信心。

Education can enhance national self-confidence.

文化交流有助于提升民族自信心。

Cultural exchange helps to boost national self-confidence.

经济繁荣会带来更强的民族自信心。

Economic prosperity brings stronger national self-confidence.

民族自信心是国家发展的重要因素。

National self-confidence is an important factor for a country's development.

领导人的言行对民族自信心有很大影响。

The actions and words of leaders greatly affect national self-confidence.