What Happens When You Say "Yes Lord"

What does it mean to say "Yes to God"? Why should we say "Yes to God"? Solomon was known at the wisest man to ever live. In the book of Ecclesiastes, Solomon went through many challenges without God and concluded it was vanity or worthless. In the last two verse, Solomon draws his final conclusion; Ecclesiastes 12:13-14 "Fear God, and keep his commandments: for this is the whole duty of man." In the foreword of this book, Dr. Oliver J. Haney writes, "God has many requirements of all of us. ...