万年前古人无意留下的尿，让科学家读懂了他的生活

前古It’s going to be hard, but hard does not mean impossible.

人无让科Wake up with determination. Go to bed with satisfaction.意留Wake up with determination. Go to bed with satisfaction.

下的学You don’t have to be great to start, but you have to start to be great.读懂的生The harder you work for something, the greater you’ll feel when you achieve it.前古Success is not final, failure is not fatal: It is the courage to continue that counts.

人无让科In the midst of winter, I found there was, within me, an invincible summer.意留Your limitation—it’s only your imagination.

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：金兴洙)