Katie watched, her optimism fading.
Optimism is empowering, uplifting, and inspiring.
His fatal optimism rendered him largely responsible for the collapse of Egyptian credit which brought about the fall of Ismail.
Dana's optimism and great attitude is contagious to the people around her.
Optimism, on the other hand, says, "There is a way."
Her lack of optimism was probably due to her poor experiences with harassment at her previous employment.
She had trouble retaining her optimism after the zombie attack began.
They say that optimism is as important as skill in getting a job done.
As he grew older his metaphysical optimism waned.
She appreciated her friend's optimism in the face of the difficult situation.