After completing your undergraduate studies, you are trying to decide if you should enter the workforce or continue your education in graduate school. By going into the workforce, you know that you will potentially be missing out on higher earnings in the future. However, by staying in school, you are not only going to have to pay thousands of dollars in tuition and book costs, but you are also going to miss out on earning whatever pay you would have made at the job you could have worked at.
Usually when a fish floats to the top of the water the fish is deceased, maybe from an imbalance in the PH levels of the water or lack of nutrition, etc. Hope this helps! let me know if i can help any further