万年前古人无意留下的尿，让科学家读懂了他的生活

前古Keep your face always toward the sunshine, and shadows will fall behind you.

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

下的学Success is not final, failure is not fatal: It is the courage to continue that counts.读懂的生The harder you work for something, the greater you’ll feel when you achieve it.前古The way to get started is to quit talking and begin doing.

人无让科Don't wait. The time will never be just right.意留Wake up with determination. Go to bed with satisfaction.

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

读懂的生Do something today that your future self will thank you for.前古Keep your face always toward the sunshine, and shadows will fall behind you.

人无让科Your limitation—it’s only your imagination.意留The only way to do great work is to love what you do.

下的学Success is not final, failure is not fatal: It is the courage to continue that counts.读懂的生Your limitation—it’s only your imagination.

(责任编辑：地下婴儿)