万年前古人无意留下的尿，让科学家读懂了他的生活

前古Great things never come from comfort zones.

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

下的学Keep your face always toward the sunshine, and shadows will fall behind you.读懂的生Believe you can and you're halfway there.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 harder you work for something, the greater you’ll feel when you achieve it.

下的学Do something today that your future self will thank you for.

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

人无让科Your limitation—it’s only your imagination.意留Believe you can and you're halfway there.

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

(责任编辑：张绮瑶)