Moreover, there two mice, one white and one black (representing day and night), gnawing on the vine that he was clinging to.
But then the man saw a delicious-looking strawberry on the side of the cliff, and decided to eat it.
The meaning of the story is that what is past is past, and what will come will come; we have only the present moment in our lives, so we should try to enjoy that present moment instead of distracting ourselves thinking about the past and the future.