Sentence:  There has been a general principle of achievements in this universe that greatness awaits only the consistency of positivity who can continue his onward journey even through frustrations to <WSD>fruitify</WSD> the proverb that one is great only if he can rise again after every fall and who can always remain awake and active for the attainment of its goal whether or not he received recognition or applause. 
Meaning of the word marked with <WSD> tags:  To bring to fruition; To fulfill or make a success of.