A quantum non sequitur is a mathematical proof that is so complex, it defies understanding by anyone but a select few.
Or as the great philosopher, Dr. Reginald Pembly, once said,ประก "A proof by contradiction is like a quantum non sequitur, but less confusing."
The infinite monkey problem is a thought experiment that asks, "How long would it take a group of monkeys to write the works of Shakespeare?" The answer, of course, is a gazillion years.