A principle is a set of philosophical ideas and life lessons that are combined and compressed together to provide a general guideline in order to achieve a specific objective.
The lessons you learn when you are knocked down will sustain you when you are up!
The right reason and motive for success, while pursued in the right way, will trigger divine support, human celebration and personal fulfillment because the endeavor becomes bigger than oneself.
Because it works it doesn't mean it is necessary right. One can be sincerely and successfully wrong~Dad to his son (Psalms 37:7)
Make friends on your way up since you might need them on your way down.
Reality is mainly based on knowledge, what you do not know doesn't exist to you. Above all get knowledge and wisdom.
For specific prayers, there are specific answers.