What is a Christian?

A clear biblical description of what is a Christian, including detail on what makes a person a Christian, what specifically a Christian does and why a they actually do it.  Scripture referenced: Psalm 16:11, Ezekiel 36:22-27, Matthew 4:17, 18-22, Matthew 5:6, Matthew 5:11-12, Matthew 6:19-21, 24, 33, Matthew 7:13-14, Matthew 7:21-23, Matthew 9:9-13, Matthew 10:37-39, Matthew 13:44, Matthew 28:19, Luke 5:33-35, Luke 6:22-23, Luke 6:46-49, Luke 9:23-26, Luke 14:26-33, John 3:3, John 8:32-36, John 12:24-26, John 13:38-39, John 14:1-6, John 15:5-8, 12-13, 16-17, John 17:6, 14, 24, Acts 2:41-47, Acts 11:26, Acts 20:24,  Romans 5:10, Romans 6:17-18, Romans 8:1-8, 1 Corinthians 6:9, 1 Corinthians 6:19-20 (incorrectly cited as 1 Cor. 16 in audio), 2 Corinthians 5:14-15, 17, Galatians 5:19-22, Ephesians 2:1-10, Philippians 1:6, 21, Philippians 2:12-13, Philippians 3:8-21, Colossians 3:1-4, 1 Thessalonians 4:6-7, 2 Timothy 1:9, Titus 2:11-14, Hebrews 1:8-12, Hebrews 11;8-10, 13-16, Hebrews 12:1-4, 26-29, James 4:4, 1 Peter 1:13, 1 Peter 2:24, 2 Peter 1:10, 2 Peter 3:7-13, 1 John 2:15-17, Revelation 3:15-16