“All successes are zero; each failure is a different number.” —Tolstoy
Again, it is possible [for a Posix process] to fail in many ways (for evil belongs to the class of the unlimited, as the Pythagoreans conjectured, and good to that of the limited), while to succeed is possible only in one way (for which reason also one is easy and the other difficult – to miss the mark easy, to hit it difficult)