The thought "It's impossible" sets off a chain reaction of other thoughts to prove you're right.
Hope is a start. But hope needs action to win victories
Those who believe they can move mountains, do!
Build castles, don't dig graves.
Here is the basic rule for winning success. Let's mark it in the mind and remember it. The rule is: Success depends on the support of other people. The only hurdle between you and what you want to be in is the support of other people.
Think doubt and fail. Think victory and succeed.