I'm not too keen on using analogies either, but an interesting one that I recently heard was how a single object can cast multiple (3) shadows. This too is a weak analogy, but it was the first time I've heard that one. I agree with Frank, it's best to avoid analogies regarding the Trinity.

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~~Greg Carpenter~~
Deerfield Beach, FL

"It is a throne of grace that God in Christ is represented to us upon; but yet it is a throne still whereon majesty and glory do reside, and God is always to be considered by us as on a throne." –John Owen