The ability to be in the present moment is a major component of mental wellness.
What is necessary to change a person is to change his awareness of himself.
If you only have a hammer, you tend to see every problem as a nail.
What a man can be, he must be. This need we call self-actualization.
If you plan on being anything less than you are capable of being, you will probably be unhappy all the days of your life.
