“You can be sure of succeeding in your attacks if you only attack places which are undefended.”
“You can be sure of succeeding in your attacks if you only attack places which are undefended.You can ensure the safety of your defence if you only hold positions that cannot be attacked.”
“You can ensure the safety of your defense if you only hold positions that cannot be attacked.”
“Attack your instruments. Don't let them attack you.”
“When the prurient and the impotent attack you, be sure you are right.”
“You're so afraid of being hurt that you attack first. Only those who really care about you will weather the assault of your verbal attacks and stay. The rest will fall away.”