The amateur salesman sells products; the professional sells solutions to needs and problems.

Consequences are governed by principles, and behavior is governed by values; therefore, value principles!

He who has a why can deal with any what or how.

I won't take time to repeat all the obvious benefits of physical exercise but will only underscore the well-attested fact that a program of regular exercise increases one's efficiency in every facet of life, including the depth and restfulness of sleep. And the time taken can be minimal; just a few minutes of calisthenics and running in place in one's room or jogging around the yard or block is often sufficient. Exercising doesn't take time. It saves time. Still, few consistently do it.

As you live your values, your sense of identity, integrity, control, and inner-directedness will infuse you with both exhilaration and peace. You will define yourself from within, rather than by people's opinions or by comparisons to others.

It takes humility to seek feedback. It takes wisdom to understand it, analyze it and appropriately act on it.

People are social beings and want interaction and social learning is the primary form of learning, just as word of mouth advertising is the highest form of advertising.