Why does the pasuk say וקראת לשבת עונג - "You should call Shabbos, Pleasure" and not something like "והתענגת בשבתך" - "Have pleasure on Shabbos" as it says about Yom Tov "ושמחת בחגך" - "Have simcha on your holiday"? Do it - don't "call" it!!!
And what does it mean to "call Shabbos pleasure"?