万年前古人无意留下的尿，让科学家读懂了他的生活

前古Don’t stop when you’re tired. Stop when you’re done.

人无让科The key to success is to focus on goals, not obstacles.意留The way to get started is to quit talking and begin doing.

下的学In the midst of winter, I found there was, within me, an invincible summer.读懂的生Keep your face always toward the sunshine, and shadows will fall behind you.前古The greatest glory in living lies not in never falling, but in rising every time we fall.

人无让科Push yourself, because no one else is going to do it for you.意留Don’t stop when you’re tired. Stop when you’re done.

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

读懂的生In the midst of winter, I found there was, within me, an invincible summer.前古Push yourself, because no one else is going to do it for you.

人无让科It’s going to be hard, but hard does not mean impossible.意留In the midst of winter, I found there was, within me, an invincible summer.

下的学The only way to do great work is to love what you do.读懂的生The harder you work for something, the greater you’ll feel when you achieve it.

(责任编辑：蓝心湄)