The absolute heart of loyalty is to value those people who tell you the truth, not just those people who tell you what you want to hear. In fact, you should value them most. Because they have paid you the compliment of leveling with you and assuming you can handle it.
Bringing together disparate personalities to form a team is like a jigsaw puzzle. You have to ask yourself: what is the whole picture here? We want to make sure our players all fit together properly and complement each other, so that we don't have a big piece, a little piece, an oblong piece, and a round piece. If personalities work against each other, as a team you'll find yourselves spinning your wheels.
You're wondering what a bale of hay has to do with success. Well, there's a trick to loading hay. You have to use your knee. What you do is, you put your right knee behind it and half kick it up in the air. That way you get some lift on it. ... My point is, there are certain ways to make a hard job easier.