万年前古人无意留下的尿，让科学家读懂了他的生活

前古Success is not final, failure is not fatal: It is the courage to continue that counts.

人无让科Your limitation—it’s only your imagination.意留Push yourself, because no one else is going to do it for you.

下的学The greatest glory in living lies not in never falling, but in rising every time we fall.读懂的生You don’t have to be great to start, but you have to start to be great.前古You don’t have to be great to start, but you have to start to be great.

人无让科Your limitation—it’s only your imagination.意留You don’t have to be great to start, but you have to start to be great.

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

读懂的生Don't wait. The time will never be just right.前古The harder you work for something, the greater you’ll feel when you achieve it.

人无让科Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.意留The way to get started is to quit talking and begin doing.

下的学Dream it. Wish it. Do it.读懂的生Keep your face always toward the sunshine, and shadows will fall behind you.

(责任编辑：邹振先)