For all its problems, uncertainties, and pains, life as it is affords the human being the indispensable and only means of learning right and noble conduct, and with the chance to sublimate himself through these very difficulties.

After death, the conditions necessary for his transformation will no longer be there. Without these harsh trials, it is ordinarily impossible for a human being to evolve to higher planes, just as it is impossible for a glittering pot of gold to come into being if it has not passed first through fire.

The Law of Attention chp 18