Be unselfish. That is the first and final commandment for those who would be useful and happy in their usefulness. If you think of yourself only, you cannot develop because you are choking the source of development, which is spiritual expansion through thought for others.
“Scientists have found the gene for shyness. They would have found it years ago, but it was hiding behind a couple of other genes.”
“After wrestling with myself for six months, I began medical treatment. During that time I started a band with some friends of mine called Jack's Car, but that didn't last.”