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 you can and you're halfway there.

人无让科Dream it. Wish it. Do it.意留It’s going to be hard, but hard does not mean impossible.

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You don’t have to be great to start, but you have to start to be great.

人无让科Dream it. Wish it. Do it.意留Dream it. Wish it. Do it.

下的学Don’t stop when you’re tired. Stop when you’re done.

读懂的生Wake up with determination. Go to bed with satisfaction.前古The only way to do great work is to love what you do.

人无让科You don’t have to be great to start, but you have to start to be great.意留In the midst of winter, I found there was, within me, an invincible summer.

下的学The harder you work for something, the greater you’ll feel when you achieve it.读懂的生Wake up with determination. Go to bed with satisfaction.

(责任编辑：贵州省)