Success is not final, failure is not fatal: it is the courage to continue that counts.
If you're not failing every now and again, it's a sign you're not doing anything very innovative.
The great question is not whether you have failed, but whether you are content with failure.
There's no such thing as failure - just waiting for success.
FAILURE, JUST WAITING FOR SUCCESS
I think that failure by your own standards is certainly a form of success.
FAILURE, CERTAINLY A FORM OF SUCCESS