Traces of the Sun e-bog

Sunshine, air, water,Heart, earth, today.These are humans' treasure,People tend to think of increasing fortunes, But the earth is this big.These are humans' treasure,Maybe we can slightly raise the efficiency of usage, But that's about it.The asset won't increase,What can people create with the fixed resources?How do people use the earth? e a a i sa Za c a a c e a e cs c c i c Ya cs c e a a c a a S a se a sa cs a i c Ya cs c a sa a a a cs e c c Ya cs c cs c c i a a cs a a a e c Ya cs c e e c i a a a c a a i a c e c a