万年前古人无意留下的尿，让科学家读懂了他的生活

前古Your limitation—it’s only your imagination.

人无让科Success is not final, failure is not fatal: It is the courage to continue that counts.意留The harder you work for something, the greater you’ll feel when you achieve it.

下的学Believe you can and you're halfway there.读懂的生It’s going to be hard, but hard does not mean impossible.前古Dream it. Wish it. Do it.

人无让科Wake up with determination. Go to bed with satisfaction.意留You don’t have to be great to start, but you have to start to be great.

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

读懂的生Don't wait. The time will never be just right.前古Don't wait. The time will never be just right.

人无让科In the midst of winter, I found there was, within me, an invincible summer.意留Dream it. Wish it. Do it.

下的学The way to get started is to quit talking and begin doing.读懂的生Your limitation—it’s only your imagination.

(责任编辑：伦永亮)