Folk Wisdom:

Speak softly and carry a big stick. - Teddy Roosevelt (Large turrets work for me)

The best defense is a good offense. (Even if you do not live by PvP, be prepared to survive in PvP.)

Live your own life, for you will die your own death ;(At least once, but probably many times)

The more you sweat in peacetime, the less you bleed during war. - Chinese Proverb

The object of war is not to die for your country but to make the other bastard die for his - General George Patton.

The general who wins the battle makes many calculations in his temple (station) before the battle is fought;
The general who loses makes but few calculations beforehand. - Sun-tzu