What am I?

"I'm not the ultimate destination, yet unearthed in the culmination. Those who yearn for me show resilience, refusing to yield, fracture, or bow. Amid life's extensive voyage, I am the steadfast force propelling you forward. I embody your profound concerns for the future, yet paradoxically stand as your most ardent advocate. I am not a physical locale, but the aspirational point; standing within my realm imparts a sense of tranquility."