罗永Success is not final, failure is not fatal: It is the courage to continue that counts.

深刻世界The sun provides light and heat for all living things.​改变We work together to clean up the neighborhood park.​

罗永A dog protects its owner from potential dangers.​深刻世界He eats fruit every day to stay healthy and fit.​改变She dances ballet professionally with a famous company.​

罗永The moon affects the tides in the Earth's oceans.​深刻世界You learn about different cultures in your social studies class.​

改变They swim competitively in the national championships.​

罗永I sleep with a fan on during hot summer nights.​深刻世界Wake up with determination. Go to bed with satisfaction.

改变Great things never come from comfort zones.罗永The greatest glory in living lies not in never falling, but in rising every time we fall.

深刻世界Don’t stop when you’re tired. Stop when you’re done.改变Believe you can and you're halfway there.