A good man always knows his limitations. Clint Eastwood
Argue for your limitations, and sure enough, they’re yours. Richard Bach
I think knowing what you cannot do is more important than knowing what you can. Lucille Ball
Don’t limit yourself. Many people limit themselves to what they think they can do. You can go as far as your mind lets you. What you believe, remember, you can achieve. Mary Kay Ash
There is no limit to what a man can do so long as he does not care a straw who gets the credit for it. C. E. Montague
We trifle when we assign limits to our desires, since nature hath set none. Christian Nestell Bovee
When a man has put a limit on what he will do, he has put a limit on what he can do. Charles M Schwab