Medicine stops being fun about 2 weeks into internship. It gets much more fun after that... but there are times when it's not fun. Same with research. Same with

Medicine stops being fun about 2 weeks into internship. It gets much more fun after that... but there are times when it's not fun. Same with research. Same with business. There are times when things aren't fun. Sometimes it takes discipline to continue when things aren't fun in pursuit of a goal that is noble (or fun).