The best example of a mission statement will define your company and its purpose in 30 seconds or less. Great ones avoid buzz words, empty phrases, or mission statements that are so general they could apply to many different companies. It’s a challenge, but you want to capture what your company stands for in a brief and memorable way. Sometimes it helps to look at the mission statements of other companies to get a better idea of how to write your own mission statement. Gathered below are the mission statements of the world’s 25 most valuable brands in 2015. We’ve also graded each mission statement to demonstrate how effective they are.