I think the Trinity can be understood perfectly clearly in a tangible way. It is the traditions of religion that have made it confusing.
Most can see that God is one, which is a profoundly essential truth to hold.
The Bible tells us we are made in
Swedenborg tells us that the Lord was tempted and assaulted by evil during His whole life. The 40 days the Lord was tempted by the devil in the mountains is symbolic language; in actuality temptations and assault from evil forces took place his whole life.