Counting the cost:

John 15:1-2 your words & actions are your fruit, it has to be good and it reveals what's in your heart.

Phil 3:7-11 your past life is worthless compared to gaining Christ.

John 15:3-4 you can't bare fruit on your own or without Christ.

Luke 14:25-33;26,27,33. What to do to be a disciple of Christ. The
cross is a sign of cruifixition.

John 15:5-6 no fruit result in hell.

Luke 9:23-26 what it takes to follow Christ.

John 15:7-8 rewards for discipleship.

Hate & Abandoning means in comparison to your love toward Jesus. Don't take it literally. Losing your live doesn't mean killing yourself it means sacrificing your daily routines, desires, habits and so on to serve Christ.

Luke 9:23-26, Luke 14:25-33, John 15:1-2, John 15:3-4, John 15:5-6, John 15:7-8 and Philippians 3:7-11