Cowards take hostages. Klingons do not.
More Klingon Proverbs:
One need not enjoy virtue.Klingon
Victory must be earned.
Klingon
Employees are the rungs on the ladder to success, don't hesitate to step on them.
Klingon
Trust is the biggest liability of all.
Klingon
If you must negotiate, watch your enemy's eyes.
Klingon
A Klingon warrior is always prepared to fight.
Klingon