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Success is not final, failure is not fatal: It is the courage to continue that counts.意留Push yourself, because no one else is going to do it for you.

下的学Keep your face always toward the sunshine, and shadows will fall behind you.读懂的生Wake up with determination. Go to bed with satisfaction.前古Push yourself, because no one else is going to do it for you.

人无让科You don’t have to be great to start, but you have to start to be great.意留Keep your face always toward the sunshine, and shadows will fall behind you.

下的学Your limitation—it’s only your imagination.

读懂的生Keep your face always toward the sunshine, and shadows will fall behind you.前古Push yourself, because no one else is going to do it for you.

人无让科Wake up with determination. Go to bed with satisfaction.意留Great things never come from comfort zones.

下的学Your limitation—it’s only your imagination.读懂的生Your limitation—it’s only your imagination.