You may have missed your opportunity this time, but life will present you with another in the future.
The sun seems to be shining just for you today. Victory is, or will be, yours. This will be a successful day where you will begin to see the fruits of your past efforts. Challenges may be easily overcome or give way to new and exciting opportunities.
Don't show up to a job interview without knowing what makes that company special or unique; especially in comparison to their competitors.