Optimists tend to interpret their troubles as transient, controllable, and specific to one situation. Pessimists, on the other hand, believe that their troubles last forever, undermine everything they do, and are uncontrollable.
在商业中，如果你不前进，就是在落后。
"Courage is not the absence of fear, but the will to act in spite of it."
The mind is not a blank slate but a dynamic system that constantly adapts and reorganizes itself.