Why does one put their trust in religion, if it is irrational?

Question

The Bible is based on things which have no actual rational logical explainations for their orgins or sources.
If a politican were to consule the state or nation with his/her illogical irrational fallacies what kind of person would believe these things the politican was saying?
For instance, one may say "We will kill all polar bears, because last night, I was informed, by a higher power, that polar bears are unclean."

What if your son came up to you, and said "Tomorrow will not come, because the earth will lose all it momentum, aftert he last earthly child is born. Causing the earth to stop with this sudden added mass."

Why does one put their trust in religion, if it is irrational?

Answer 1

To superstitious to have trust in themselves.

Answer 2

I think religion is more about the Spiritual Realm and what we believe.