1.“Mental toughness is spartanism with qualities of sacrifice, self-denial, dedication. It is fearlessness, and it is love.” ―Vince Lombard 2. “It takes energy, mental toughnessand spiritual reinforcement to successfully deal with life’s opportunities, and to reach your objectives.” ―Zig Ziglar 3.“Concentration and mental toughness are the margins of victory.” ―Bill Russell 4.“Nothing can stop the man …