Although I wasn't the one who wrote all these words,but they delivered the message of what I want to express.
这些话虽然不全是我写的,但他们传达的是我想表达的信息.
或
Although I wasn't the one who wrote all these words,but they fully express my thought.
这些话虽然不全是我写的,但他们充分地表达了我的思想.