Wish is related to Desire. Desire would make you want to Perform. Make is a type of Perform. Make is related to Improvement. 
Optimistic is related to Positive. Positive is related to Hope. Hope is related to Candidate. 
Wish <--RelatedTo--> Desire --CausesDesire--> Perform <--IsA-- Make <--RelatedTo--> Improvement 
Optimistic <--RelatedTo--> Positive <--RelatedTo--> Hope <--RelatedTo--> Candidate 