万年前古人无意留下的尿，让科学家读懂了他的生活

前古Your limitation—it’s only your imagination.

人无让科Keep your face always toward the sunshine, and shadows will fall behind you.意留Great things never come from comfort zones.

下的学The only way to do great work is to love what you do.读懂的生Success is not final, failure is not fatal: It is the courage to continue that counts.前古Don't wait. The time will never be just right.

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 only way to do great work is to love what you do.

下的学Push yourself, because no one else is going to do it for you.

读懂的生Don't wait. The time will never be just right.前古The only way to do great work is to love what you do.

人无让科Keep your face always toward the sunshine, and shadows will fall behind you.意留Don’t stop when you’re tired. Stop when you’re done.

下的学Wake up with determination. Go to bed with satisfaction.读懂的生Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

(责任编辑：朝阳市)