经典谚语30句：什么鸟唱什么歌等

　　13. A bird is known by its note, and a man by his talk. 闻其歌知其鸟，听其言知其人。

　　14. A bird may be known by its song. 什么鸟唱什么歌。

　　15. A bit in the morning is better than nothing all day. 略有胜于全无。

　　16. A blind man who leans against a wall imagines that it's the boundary of the world. 坐井观天。

　　17. A blind man will not thank you for a looking-glass. 秋波送盲，白费痴情。

　　18. A book is the same today as it always was and it will never change. 一本好书今天如此，将来也如此，永不改变。