There are many phrases that are similar to the saying "the streets are paved with gold." One common phrase that expresses the same idea is "the land of milk and honey." This phrase denotes a place where everything is abundant and plentiful. Another saying, "to have a silver spoon in your mouth," means to be born into wealth and have every opportunity available to you. Additionally, the phrase "money doesn't grow on trees" is often used to emphasize the value of hard work and the fact that financial success is not easily come by. Whatever the saying, these idioms all express the idea of achieving wealth and prosperity through good fortune or hard work.