A bone to the dog is not charity. Charity is the bone shared with the dog, when you are just as hungry as the dog.
给狗扔一根骨头不是慈善。慈善是当你和狗一样饿的时候和狗分享一根骨头。
艺术不是反映现实的镜子,而是塑造现实的锤子。
判断两个λ表达式是否等价的问题是无法解决的。