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Wake up with determination. Go to bed with satisfaction.意留The key to success is to focus on goals, not obstacles.

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.前古It’s going to be hard, but hard does not mean impossible.

人无让科Believe you can and you're halfway there.意留Dream it. Wish it. Do it.

下的学Great things never come from comfort zones.

读懂的生The way to get started is to quit talking and begin doing.前古The way to get started is to quit talking and begin doing.

人无让科Keep your face always toward the sunshine, and shadows will fall behind you.意留The only way to do great work is to love what you do.

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