Are you a glass-half-full person or are you a glass half -empty-person ?
Idioms in english can sound pretty well in everyday conversations.Thus,do not miss this dictionary selection that you can get just clicking on the link given below,ok ?
https://dictionaryblog.cambridge.org/2015/07/29/are-you-a-glass-half-full-person-everyday-idioms/
Now watch Leo Bormans who is not only the writer of the best seller The World Book of Happiness but also an international ambassador of Happiness & Quality of Life speaking at Ted x Ghen when he gave the final answer to the everlasting question whether the glass is half full or half empty.
Enjoy !