They are all instances of something out of a pre-existent something.
The one is the effect of scarcity, pre-existent and inevitable.
Even the religion of Mohammed grew out of pre-existent beliefs.
God created the world out of nothing, and not out of a pre-existent matter.
But terrestrial plants can not grow without earth; ergo, that dry land had to be separated from pre-existent 'waters.'
Pre-existent causes, which must inevitably produce predetermined effects, are figments of the metaphysical imagination.
For the mind sphere is the sphere of creation, and earth only the place for materialising the pre-existent thought.
In other words, to have memory of pre-existent conditions there must be continuity of association with present conditions.
Others, to our mind, strongly support the theory of pre-existent experiences preserved in memory in the subconsciousness.
According to their views, an infusoria can be produced without egg-germ or pre-existent parent.