In a nutshell, is a common informal phrase which means to say or write something in the fewest possible words.
Synonyms for this phrase include:
- in short, briefly, in brief, to put it briefly, to cut a long story short, in a word, to sum up, in sum, to come to the point, in essence.
So, if you had to explain your life in a nutshell, what would you say? Perhaps something like: Study, work, play.