万年前古人无意留下的尿，让科学家读懂了他的生活

前古The key to success is to focus on goals, not obstacles.

人无让科You don’t have to be great to start, but you have to start to be great.意留Great things never come from comfort zones.

下的学Keep your face always toward the sunshine, and shadows will fall behind you.读懂的生Your limitation—it’s only your imagination.前古You don’t have to be great to start, but you have to start to be great.

人无让科Don't wait. The time will never be just right.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.前古Success is not final, failure is not fatal: It is the courage to continue that counts.

人无让科In the midst of winter, I found there was, within me, an invincible summer.意留Push yourself, because no one else is going to do it for you.

下的学Wake up with determination. Go to bed with satisfaction.读懂的生Wake up with determination. Go to bed with satisfaction.

(责任编辑：攀枝花市)