if you have ever taken a shamanic substance, then all doubt about that will vanish, although i wouldn't recommend that, as it can be like shoving 1000A through a fuse that is rated at 1A, and it doesn't necessary make you a better person. and you don't really need to, as, as you say, the evidence is all around us (and 'in' us)
however, god with a capital G is not what we think it is, because it is bound to be well beyond what we can intellectually comprehend it is intellectually absurd to consider something that has no beginning, or that arose from nothing
two fundamental rules that are universal are: the far reaching consequences of compassion towards 'others' and compassion to 'oneself'
