• If it's a principle, it's a winner. If it's a tactic, it's a loser.

    Zig Ziglar: If it's a principle, it's a winner. If it's a tactic, it's a loser.
    Zig Ziglar, Krish Dhanam, Bryan Flanagan, Jim Savage (2004). “Top Performance: How to Develop Excellence in Yourself and Others”, p.70, Revell