For there, they saw the might and power of God with their own eyes. And there, God's glory shone triumphantly. But of course, neither could possibly stay on the mountain forever. Our faith reaches its pinnacle, we see and feel swift and immediate results to our prayers, and our work for God is clearly blessed and effective. We enjoy good health, good families.
Life is good, and it seems that nothing can go wrong.
But we can't stay on the mountain for long. We still live in the world, and have to deal with realities of this world. And among the realities are sickness and death and sin and turmoil and trouble. So down from the mountain we go, to face an uncertain world. And their reactions were very human.