What are the seven gifts of the Holy Spirit and how do they manifest in the lives of believers?

The seven gifts of the Holy Spirit are wisdom, understanding, counsel, fortitude, knowledge, piety, and fear of the Lord. These gifts manifest in the lives of believers by guiding them to make wise decisions, comprehend spiritual truths, seek advice, have courage in difficult situations, acquire knowledge, show reverence towards God, and have a deep respect for His power and authority.