Being led by the Holy Spirit

What does it mean to be led by the Holy Spirit?

Romans 8:14 All that are led by the Spirit of God they are the children of God.

Deuteronomy 31:8 The Lord is the one who goes ahead of you; He will be with you. He will not fail you or forsake you. Do not fear or be dismayed.”

Isaiah 45:2 “I will go before you and make the rough places smooth;
I will shatter the doors of bronze and cut through their iron bars.

Deuteronomy 1:30 'The LORD your God who goes before you, will Himself fight on your behalf.

Psalm 37:23 The LORD directs the steps of the godly. He delights in every detail of their lives.

What does "you can lead a horse to water but you can't make him drink" mean?

Can we be led by the Holy Spirit without following? What does it mean to follow?

Is walking by God's principles the same as walking by the Spirit?

Does 2 Chronicles 16:9 have anything to do with being led by the Spirit?

For the eyes of the LORD roam to and fro over all the earth, to show Himself strong on behalf of those whose heart is fully devoted to Him.