This is beautiful! Chinese calligraphy. What do these characters mean?
好漂亮!是中国书法!这上面写的是什么意思?
Sorry, I guess I wasn't thinking. I won't do it again.
对不起。我对这事没想过,下次不这样了。
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.