Witnessing the first star at night or seeing a shooting star is a great time to make a wish. Candles flickering on a birthday cake also signal an exhale casting hope into the flame. Who can resist tossing a coin into a fountain? Do this is wishing and then following the wish up with an offering. All are rituals which propel our deepest desires into the creative forces of the Universe.
As children, our wishes were important. So much so that they were considered top secret. Never did we share our wish with othersin fear the wish would not come true. As we changed with time, our wishes and the excitement of them changed. Seeming silly or irrelevant even, wishing was childish. Our intellectual, mature self may feel embarrassed at such 'wishful thinking' and the instilled rituals surrounding making a wish. Yet, behind each wish of the young or the mature is the belief that we deserve the outcome. We deserve the wish to come true. We are worthy of receiving our deepest desires.
Yes, the simple ritual of wishing whether throwing a coin or wishing upon the brightest star is an affirmation of worthiness. As we journey onward through our time here, we must continue to wish, to know that wishing is not childish but instead a magical prayer. An affirmative ask magnifying worthiness and sending our deepest desires into the grand universe. The universe in which nothing is impossible and a universe filled with angelic helpers and master manifestors.
There are many rituals for wishing and having those wishes come true. Colors, prayer, affirmations, vision boards - the methods are endless. Have fun with the manifesting process and the creative pursuits. Never forget that you are worthy, you are a manifesting miracle, and nothing is impossible. 
Try this: In the early evening, step outside. At the first sign of twilight, take a deep breath and cast your eyes upward. Find the brightest star and make a wish. Hold a detailed vision of your wish, for a moment or two in your mind. Then thank the stars in the heavens and know that your highest good will always be done.
Affirmation/Statement: I wish for peace and goodwill runs rampant in our world.