Every tree planted today is a promise to tomorrow.
今天种下的每一棵树,都是对明天的承诺。
Mental processes are nature's way of solving life's problems.
Sun don't shine forever, but as long as it's here then we might as well shine together.
出自汉·桓宽《盐铁论·险固》。这句话以“地利”与“人和”、“武力”与“文德”的对比,阐明了实行仁政对于治国安邦的重要性。