7 Just seems to be everyones favourite number. Scholars tells us that the number 7 means “completeness or perfection”.
There are 7 days of the week.
7 Colours of the rainbow.
7 Notes on the musical scale.
7 Seas.
7 Continents.
Snow white ran off with 7 dwarfs.
Sinbad the sailor, took 7 voyages.
And James Bond? Well only 007 will do.
A Thousand Words 