The so-called mysteries of quantum mechanics are in its philosophical interpretation, not in its mathematics. - Victor J. Stenger

The problem is that people think faith is something to be admired. In fact, faith means you believe in something for which you have no evidence.

Infinity...is used in physics simply as a shorthand for "a very big number.”

[T]he most fundamental laws of physics are not restrictions on the behaviour of matter. Rather, they are restrictions on the way physicists may describe that behaviour.