Say what you like – but the most important qualities you can ever develop that will enhance every part of your life, are the values of honesty and integrity. When you have integrity, it means being totally honest and truthful in every part of your life.
Integrity is a value, very much like persistence, courage, and intelligence. It is your choice of values and resolution to live by those values that form your character and personality. And it is integrity that enhances all your other values. The quality of the kind of person you are is determined by how well you live up to the values that are most important to you. Integrity is the quality that locks in your values and causes you to live consistently with them.
Want to spot those with integrity? Look around you and see the ones that give the highest quality of work in everything they do. They are the people who are always totally honest with themselves in everything they commit themselves to, and strive to excellent work on every occasion. People with high integrity realize that everything they do is a statement about who they are as a person.
Your integrity is manifested in your willingness to adhere to the values that are most important to your. It's easy to make promises but often very hard to keep them. But every time you keep a promise that you've made, it is an act of integrity, which in turn strengthens your character.