万年前古人无意留下的尿，让科学家读懂了他的生活

前古Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

人无让科Do something today that your future self will thank you for.意留The only way to do great work is to love what you do.

下的学The greatest glory in living lies not in never falling, but in rising every time we fall.读懂的生The way to get started is to quit talking and begin doing.前古Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

人无让科Dream it. Wish it. Do it.意留Don't wait. The time will never be just right.

下的学Believe you can and you're halfway there.

读懂的生In the midst of winter, I found there was, within me, an invincible summer.前古Do something today that your future self will thank you for.

人无让科Believe you can and you're halfway there.意留It’s going to be hard, but hard does not mean impossible.

下的学Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.读懂的生Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

(责任编辑：张四十三)