Do we need the Bible to determine truth?

Do we need the Bible to determine truth? What about the conscience, our heart, our desires, the supernatural, life experience, love, or the society we live in? How do we determine what is true about God, and the afterlife?
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Scriptures addressed in this video:
Genesis 3:1
Genesis 3:2
Genesis 3:3
Genesis 3:6
Genesis 6:5
Psalm 119:105
Psalm 146:3
Isaiah 55:8
Jeremiah 17:9
Matthew 15:19
Luke 14:13
Luke 14:14
Luke 23:22
Luke 23:23
2 Corinthians 10:4
2 Corinthians 11:14
2 Thessalonians 2:9
2 Thessalonians 2:10
2 Timothy 3:16
2 Timothy 3:17
2 Timothy 4:3
2 Timothy 4:4
Titus 1:15
1 John 2:27
1 John 4:1