They break promises and substitute alibis for performance. They show up late or not at all. They are confused and disorganized. Their lives are a chaotic maze of broken promises, former friends, unfinished business and good intentions that somehow never materialize. They are always a day late and a dollar short.
Maturity is the ability to make a decision and stand by it.
Immature people spend their lives exploring endless possibilities and then doing nothing. Action requires courage. Without courage, little is accomplished. Maturity is the ability to harness your abilities and your energies and do more than is expected. The mature person refuses to settle for mediocrity.