There is nothing so disobedient as an undisciplined mind, and there is nothing so obedient as a disciplined mind.

Hating clouds the mind. It gets in the way of strategy. Leaders cannot afford to hate.

Be devoted to conscientiousness. Guard your own mind.

All wrong-doing arises because of mind. If mind is transformed can wrong-doing remain?

The mind is everything. What you think you become.

Let us consider, first, the need for a tough mind, characterized by incisive thinking, realistic appraisal, and decisive judgment. The tough mind is sharp and penetrating, breaking through the crust of legends and myths and sifting the true from the false.