Boom! Get 'er done. Big stuff, small stuff, why can't it just happen now? In some cases, it can. What I am about to advocate, is that it shouldn't.
The reason is way deeper than you may expect - delaying gratification and all that jazz is a sign of solid character. It is way more than that. I've even created a diagram to help out. But before you get concerned, let me reassure you that the bit of info below may put life, yours and others, into a clear perspective.
So, why shouldn't we have our future now? Why does time need to be involved in change and progress?
Enter "Creative Systems Theory." (Here is the diagram too.)