If you are going to remove the speck in my eye at any time, it may help to determine whether there is a speck there in the first place and whether you can see clearly or there is a plank in your eye that needs to be removed so you can see clearly. (nakedpastor.com)
Jesus spent all of his ministry teaching you to treat your neighbor in the same way that you would want to be treated; invited you to take notice of the plank in your eye, not to cast the first stione, to turn the other cheek. (religion.blogs.cnn.com)
To assume I have a plank in my eye is a valid assumption but I think I have something of value to contribute to the conversation even so. (nakedpastor.com)