They [Nazi captors]had more liberty, more options to choose from in their environment; but he [Viktor Frankl] had more freedom, more internal power t… - Stephen Covey

As you care less about what people think of you, you will care more about what others think of themselves.

[W]isdom is the child of integrity — being integrated around principles. And integrity is the child of humility and courage. In fact, you could say that humility is the mother of all virtues because humility acknowledges that there are natural laws or principles that govern the universe. They are in charge. Pride teaches us that we are in charge. Humility teaches us to understand and live by principles, because they ultimately govern the consequences of our actions. If humility is the mother, courage is the father of wisdom. Because to truly live by these principles when they are contrary to social mores, norms and values takes enormous courage.

Effective leadership is putting first things first. Effective management is discipline, carrying it out.