穷人并不懒惰；他们只是被困在一个让他们很难摆脱贫困的系统中。
The poor are not lazy; they are just caught in a system that makes it very hard for them to escape poverty.
Sustainability isn't an option; it's a necessity for the energy sector.
复杂性不是理解的障碍，而是需要克服的挑战。
幸福不是现成的东西。它来自于你自己的行动。
永远忠于自己和你的热情。