可持续性不是一种选择，而是一种必需。
La palabra es el arma más poderosa que tenemos para cambiar el mundo.
Never underestimate the power of small improvements—they compound over time.
No matter what , just do not give up .Always believe that your dream can come true & just keep working for what you want to achieve.
The line between good and evil is often blurred.
希望是黑暗中的一束光。