Since they have been getting their way for so long, they can now back up their opinions with big, sharp teeth. (samthedogtrainer.com)
He doesn't need any numbers to back up his opinion of the talent the Warriors have collected. (sbnation.com)
You post the same thing without proof proving you are delusional with no facts to back up your opinions which is why lying is a sin. (religion.blogs.cnn.com)