Even in the obscure vast history of a planet the time it takes to make a forest counts. It takes a while. And not every planet can do it; it is no common effect, that tangling of the sun's first cool light in the shadow and complexity of innumberable wind-stirred branches.
Ursula K. Le GuinAbstractions about right and wrong, whether they are as old as Thou Shalt Not Kill or as modern as Do Your Own Thing, often serve only to confuse and weaken genuine moral decision.
Ursula K. Le Guin