It is said that we get sleepy easier in spring. We Chinese call this symptom as “chun kun”. Maybe it can be translated into “spring sleepiness”.

It became warmer these days. I felt tired,  sleepy and uncomfortable all day. I thought this feeling was similar to that of  vitamins lacking. I felt relaxed when I sent SMS to my friends, as if I supplied vitamin. This change was not because of a concrete vitamin, but human. So I nameed it Vitamin H…