Reading as interpreted from a single letter or trouble the author wanted to convey that readers will rely on the existing knowledge base with the ability to think of knowledge.
To read an interpretation of letters or symbols that the author wants to convey. The reader will have to rely on their existing knowledge base. The ability to think and learn.
Reading is the interpretation of letters or signs that the author wants to convey the meaning. The readers will rely on the prior knowledge are available. According to the thinking ability of knowledge.