Because the rest of us think you're an idiot.
Don’t listen to all the bad things people are saying about you. And they are saying bad things about you. They’re pretty funny, too! Especially the one about how nobody will ever be desperate enough to love you. Anyway, don’t listen to them.
If a pretty poster and a cute saying are all it takes to motivate you, you probably have a very easy job. The kind robots will be doing soon.
When you wish upon a falling star, your dreams can come true. Unless it's really a meteorite hurtling to the Earth which will destroy all life. Then you're pretty much hosed no matter what you wish for. Unless it's death by meteor.