失之东隅,收之桑榆。  
释义:在早晨有所失,在晚上有所获得。  
任何事情在变容易之前都是困难的。在某个东西成为一个突破之前,它都只是一个愚蠢的想法。
I am the happiest creature in the world. Perhaps other people have said so before, but not one with such justice. I am happier even than Jane; she only smiles, I laugh.
当我们认为我们被理解了,我们就会觉得我们可以控制周围的世界。
我们衡量成功的标准不仅是产量多少,还有生态系统的改善程度。