James has a knack for writing pithy expressions of a most practical nature. Thus, even in James 1, we are already getting solid spiritual advice regarding perseverance through trials, temptation and sin, anger, the tongue, and pure and faultless religion.
Once you've been around the church long enough, you will begin to recognize James-isms. Quotes from this book pop up with frequent regularity!
But as James would undoubtedly be the first to remind us: It does us no good to just listen to the quote - we must do what it says! (vs. 22) May you be encouraged as you put the words of scripture, and specifically of the Book of James, into practice in your life!