It's the action, not the fruit of the action, that's important. You have to do the right thing. It may not be in your power, may not be in your time, that there'll be any fruit. But that doesn't mean you stop doing the right thing. You may never know what results come from your action. But if you do nothing, there will be no result.
A vow is fixed and unalterable determination to do a thing, when such a determination is related to something noble which can only uplift the man who makes the resolve.
What makes you weep, my friend? In you is all power. Summon up your all-powerful nature, O mighty one, and this whole universe will lie at your feet. It is the Self alone that predominates, and not matter.
Travel is never a matter of money but of courage. I spent a large part of my youth traveling the world as a hippie. And what money did I have then? None. I barely had enough to pay for my fare. But I still consider those to have been the best years of my youth. The great lessons I learned has been precisely those that my journeys had taught me.