hopeful vs que sera sera

hopeful

noun
  • Someone who is hoping for success or victory, especially as a candidate in a political election. 

adj
  • inspiring hope 

  • feeling hope 

que sera sera

phrase
  • "whatever happens, happens" (more literally "whatever will be, will be") Ostensibly employed to express a personal philosophy of fatalism and acceptance of the future. 

How often have the words hopeful and que sera sera occurred in a corpus of books? (source: Google Ngram Viewer )