One thing that really helps is believing in yourself and knowing that you've worked hard to be there and have prepared as much as you possibly can.
Aad bey u adag tahay inaad ku kalsoonaato naftaada aad aaminsan tahay inaad shay si fiican u qaban karin.  Karbaash oo ka adkow dareenka adigoo diyaarinaya naftaada inta ugu badan ee suurtagal ah.