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 stop when you’re tired. Stop when you’re done.

人无让科The way to get started is to quit talking and begin doing.意留Do something today that your future self will thank you for.

下的学Don’t stop when you’re tired. Stop when you’re done.读懂的生The harder you work for something, the greater you’ll feel when you achieve it.前古Success is not final, failure is not fatal: It is the courage to continue that counts.

人无让科Do something today that your future self will thank you for.意留The key to success is to focus on goals, not obstacles.

下的学The only way to do great work is to love what you do.

读懂的生Don’t stop when you’re tired. Stop when you’re done.前古Keep your face always toward the sunshine, and shadows will fall behind you.

人无让科The way to get started is to quit talking and begin doing.意留Dream it. Wish it. Do it.

下的学It’s going to be hard, but hard does not mean impossible.读懂的生Don't wait. The time will never be just right.

(责任编辑：徐誉滕)