The first questions in science are questions of fact, questions immediately answerable on the basis of observation. Beyond such questions are others, ulterior questions which are more interesting to us and which motivate the questions of fact.

For example, up to 10⁹, every positive integer which is a multiple of a primorial and is less than the following primorial satisfies the given inequality. There has also been little discussion on which primorials qualify in the different situations when RH fails.

Hotels generate a lot of dirty linen.

Sebastiani receives publicly the Sultan's thanks, and is decorated with the Order of the Crescent