So,” sneered Fudge, recovering himself, “you intend to take on Dawlish, Shacklebolt, Dolores, and myself single-handed, do you, Dumbledore?” “Merlin’s beard, no,” said Dumbledore, smiling. “Not unless you are foolish enough to force me to.” “He will not be single-handed!” said Professor McGonagall loudly, plunging her hand inside her robes. “Oh yes he will, Minerva!” said Dumbledore sharply. “Hogwarts needs you!
All the "not readies," all the "I need time," are understandable, but only for a short while. The truth is that there is never a "completely ready," there is never a really "right time." As with any descent to the unconscious, there comes a time when one simply hopes for the best, pinches one's nose, and jumps into the abyss. If this were not so, we would not have needed to create the words heroine, hero, or courage.