Two quotes from my current read

[spike1972]

"Half of being clever is making sure you're not being stupid"

A Shin'a'in proverb"

"Most battle plans don't survive the initial contact with the enemy".

Both from Owlfight by Mercedes Lackey.

x-posted

Comments

"Half of being clever is making sure you're not being stupid"

[holmesfan]

Not sure whether that is VERY clever or COMPLETELY stupid.

It is certainly thought provoking.