Too many people believe that one big, public success will solve their self-confidence problems forever. That only happens in the movies. In real life, the opposite strategy is what works. Call it the small victo-ries approach. In time you will discover that all failing really does teach you something you needed to know- so you can regroup and stretch again, with ever more. . . nerve.
A politician is required to listen to humbug, talk humbug, condone humbug. The most we can hope for is that we don't actually believe it.