Failure is enriching. It's also important to accept that you'll make mistakes - it's how you build your expertise. The trick is to learn a positive lesson from all of life's negative moments.
The stakes are immense, the task colossal, the time is short. But we may hope - we must hope - that man's own creation, man's own genius, will not destroy him.
Of all the causes which conspire to blind Man's erring judgement, and misguide the mind, What the weak head with strongest bias rules, Is PRIDE, the never-failing vice of fools.
The trouble with Christianity is, not that its failed, but that it's never been tried . . . not that it can't remake the world, but that it's difficult.
The boy who is going to make a great man must not make up his mind merely to overcome a thousand obstacles, but to win in spite of a thousand repulses and defeats.