the glass is half full
The situation is generally better or more hopeful than might otherwise be perceived. Rebecca has such a cheery personality that even when her company was nearly bankrupt she believed that the glass was half full.
glass is half full, the
A person views the situation optimistically or hopefully. For example, Betty was not upset by the last-minute change, since it gave her extra time-she always sees the glass as half full . The opposite-that is, the pessimistic view-is put as the glass is half empty. Also see bright side.