There is only one instrument which is adequate to investigate the things of the spirit, and that is the Spirit itself. Just as it is necessary to train a man for scientific research in the physical world, so also is a long and slow process required to fit oneself for investigation of the spiritual world.
When I was 17, a neighbour I knew well died of cancer, and I became au pair to her three little girls. In circumstances like that, when you can't really help, I think it's a human response to do something beyond oneself. So I did a sponsored parachute jump for Cancer Research. It was exciting and ridiculous.