Every man requires rest from his labour. Failure to take time away from life's pressures eventually take time away from the sum total of a man's years.
Death is the departure of the soul and spirit from the body, but where does each part of man end up after a man dies? The Bible answers this question and more.
The world is driven by self-preservation and self-promotion. Individually, the natural man is guided by self-serving motives. This should not be true of saints.