PhD, a lonely experience

Doing PhD is a lonely experience. PhD students are like aliens living on the isolated planets of different domains, science, art, medical.... They have not reached the point of understanding the beauty of doing research and that is why most of the time they do not seem to enjoy doing research. There are so many twists to learn such as time management, overcoming the learning curve of new things, discovering themselves to when and where they are more productive, getting used to attending other talks and feeling of knowing nothing...