It's always been the children ...

It's always been the children who have saved the universe from the previous generation and remade the universe in their own image.
 Diane Duane

Quotes from the same author

But even in your world it’s a byword. Men will fight bravely and be heroes, but for last-ditch defense against any odds… get a Mother.
 Diane Duane
Those who don't know the mistakes of the past won't be able to enjoy it when they make them again in the future.
 Diane Duane
The city breathing, burning, living the life thy had preserved. Ten million lives and more. If something should happen to all that life - how terrible! Nita gulped for control as she remembered Fred's word of just this morning, an eternity ago. And this was what being a wizard was about. Keeping terrible things from happening, even when it hurts. Not just power, or control of what ordinary people couldn't control, or delight in being able to make strange things happen. Those were the side effects - not the reason, the purpose.
 Diane Duane
Power," Nita heard her father say behind her. "Creation. Forces from before time. This is--this business is for saints, not children!" "Even saints have to start somewhere," Carl said softly. "And it's always been the children who have saved the universe from the previous generation and remade the universe in their own image.
 Diane Duane