Maturity is the ability to reap without apology and not complain when things don't go well.
The most valuable form of discipline is the one that you impose upon yourself.
It is hard to keep that which has not been obtained through personal development.
Things don't change, people change.
Good service leads to multiple sales. If you take good care of your customers, they will open doors you could never open by yourself.
Happiness doesn't come from big pieces of great success, but from small advantages hammered out day by day.