ومن أحسن ما قيل في السيف قول حبيب ونبّهن مثل السيف لو لم تسلّه... يدان لسلّته ظباه من الغمد
One of the best things said about a sword is the line by Habib Abu Tammam Adversities make him alert like a sword; if undrawn By hand, it will be unsheathed by its own sharp edges