说话有分寸则少得罪人；行为有节制则少悔恨；爱慕有节制则要求少；快乐有节制则祸败少；饮食有节制则疾病少。
The beauty of mathematics is that it is both an art and a science.
林业的创新不仅仅是技术，更是思维方式的转变。
To be a refugee is to be a whisper in somebody else's world.