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Believe you can and you're halfway there.意留In the midst of winter, I found there was, within me, an invincible summer.

下的学Great things never come from comfort zones.读懂的生Success is not final, failure is not fatal: It is the courage to continue that counts.前古The harder you work for something, the greater you’ll feel when you achieve it.

人无让科You don’t have to be great to start, but you have to start to be great.意留Push yourself, because no one else is going to do it for you.

下的学Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

读懂的生Your limitation—it’s only your imagination.前古The only way to do great work is to love what you do.

人无让科It’s going to be hard, but hard does not mean impossible.意留Don't wait. The time will never be just right.

下的学Don't wait. The time will never be just right.读懂的生The key to success is to focus on goals, not obstacles.

(责任编辑：朝阳市)