Amateurs train until they get it right, pros train until they can't get it wrong. The master has failed more than the student has tried.
They're talking about babies they believe will die eventually after being born.
Madness string 95157
Beware every space you walk through or touch in this city. Doors, gates, arches, windows, picture frames, the open mouth of a statue, the spaces between shelves. Beware any space bounded on all sides. All these are doors to other places.