One ought never to turn one's back on a threatened danger and try to run away from it. If you do that, you will double the danger. But if you meet it promptly and without flinching you will reduce the danger by half
Winston Churchill
Failure can be a positive experience. It is, in a sense, the highway to success. Every fresh experience points out some form of error which we shall afterwards carefully avoid.
John Keats
I am not discouraged, because every wrong attempt discarded is another step forward.