Multiple billions of people have lived and died without even hearing the name of Jesus Christ. But God has distinct periods of judgment and resurrection.
Mankind has a problem with finality, especially the prospect of eternal death. Those who reject the Gospel are choosing the second death in the Lake of Fire.
God has given His people tremendous gifts that, if used, will build their faith and draw them closer to Him. He wants us to succeed because we matter.
The sanctification process requires us to cooperate with God in order to produce Christian works and character, preparing us for the Kingdom of God.
God put up with the foibles of Abraham, Samson, David, Job, and others, allowing them time to repent and build character. We need to develop this godly trait.