But most of the time we have the God-given grace to live in holy fear and respect of the Eucharist. When we know what the sacrament is, perhaps there's no need for a visible miracle to go with the unseen one.
After all: blessed are those who have not seen and yet believe.
If it is what some claim it is, it should plainly be so.
Claiming something absolutely is what it plainly isn’t, even if there are Nth-hand reports of it being so in 0.0000000001% of instances, is absurd.
“Invisible miracles” is a new one on me.
Absolutely miraculous that this banana has turned into a wolverine, even though it still looks & tastes like a banana and doesn’t move or do anything wolverine-ish.
If your reasoning all too often concludes the absurd, without any objective validation, you might want to revisit your premises & axioms.