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 wait. The time will never be just right.

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

下的学Wake up with determination. Go to bed with satisfaction.读懂的生In the midst of winter, I found there was, within me, an invincible summer.前古The way to get started is to quit talking and begin doing.

人无让科The harder you work for something, the greater you’ll feel when you achieve it.意留Dream it. Wish it. Do it.

下的学Do something today that your future self will thank you for.

读懂的生In the midst of winter, I found there was, within me, an invincible summer.前古Great things never come from comfort zones.

人无让科Success is not final, failure is not fatal: It is the courage to continue that counts.意留Don’t stop when you’re tired. Stop when you’re done.

下的学Success is not final, failure is not fatal: It is the courage to continue that counts.读懂的生Great things never come from comfort zones.

(责任编辑：铜川市)