The study of ancient DNA is like opening a window to the past.
If you don't give up, you still have a chance. Giving up is the greatest failure.
在上位的人如果不骄傲自大,下面的人就不会阿谀奉承。上梁不正下梁歪,无论是一个国家还是一个团体、单位,处于上位的人,德行非常重要。
A miracle:an event described by those to whom it was told by men who did not see it.