……..You have to sit in the discomfort for long enough to see what will happen. Too often, we quit before we hit the point where the body and mind adjust. To be clear, it is a balance between knowing what to stick through to see if you’ll adapt and knowing when you are just digging a hole and the smart thing is to quit. This balance is the scourge of all athletes. But sometimes, to see where that point is, we have to push the bounds a bit, we have to get comfortable with the uncomfortable just long enough to see if we’ll get over the hump……
More here – The Growth Equation