But you must not change one thing, one pebble, one grain of sand, until you know what good and evil will follow on that act. The world is in balance, in Equilibrium. A wizard's power of Changing and Summoning can shake the balance of the world. It is dangerous, that power...It must follow knowledge, and serve need.
Ursula K. Le GuinBefore the moon I am, what a woman is, a woman of power, a woman's power, deeper than the roots of trees, deeper than the roots of islands, older than the Making, older than the moon.
Ursula K. Le GuinHe had grown up in a country run by politicians who sent the pilots to man the bombers to kill the babies to make the world safer for children to grow up in.
Ursula K. Le GuinOne of the things [fiction] does is lead you to recognize what you did not know before.
Ursula K. Le Guin