David Wilkerson emphasizes the unshakeable confidence we can have in God, rooted in the understanding that Jesus, our High Priest, empathizes with our struggles and pain. He encourages believers to approach God's throne boldly, knowing that Jesus understands our trials and offers grace in our times of need. Wilkerson contrasts the responses to suffering, highlighting Job's unwavering trust in God despite immense suffering, illustrating that our trials can lead to spiritual growth and the development of grace within us. Ultimately, he reassures that our present sufferings serve a greater purpose in God's plan.