God lets us continue to feel much of sin's sting through suffering while we're heading for heaven. This constantly reminds us of what we're being delivered from; exposing sin for the poison it is.
Joni Eareckson TadaReal satisfaction comes not in understanding God's motives, but in understanding His character, in trusting in His promises, and in leaning on Him and resting in Him as the Sovereign who knows what He is doing and does all things well.
Joni Eareckson Tada