I trust that my family and friends exist.
As do the police, armed forces, MI6 & GCHQ.
With the interest rate of the two particular bank accounts I have, I know that I'll have a decent rate of return; the Pound is a very strong currency; just ask those in Greece who have more trust in our money than the Euro.
After a rain shower, and should the sun come out, I trust that a Rainbow will appear; something fabulous that is a positive symbol, and not just because the day will be good after being bad. Something that doesn't physically exist that can be seen. I think you know where this is going.
I fear the only one who is insecure, and is paranoid - is you, Ray Cumfart.
Just ask Jonathan Edwards.
He asked himself the questions you daren't. Now who's paranoid...?!
...oh, and planes you say, Banana Boy? Ekranoplans:
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Cannot fly, thus is impossible to be a plane, travels above the water, thus is impossible to be a ship.
How can you have 'Faith' in the existence of something that is neither, then? NEXT!