This is going to be brief, but if you are just getting into flying airplanes, what I am about to share will better prepare you to be in the right headspace. Science tells us that when we prepare ourselves mentally, painful realities can be easier to swallow. So here it is:
EVERYTHING in aviation will ALWAYS 1) take longer than planned or expected, and 2) will be more expensive than anticipated.
It doesn't take a big imagination to visualize what this might look like, but here are a few examples:
Sometimes you will feel like you can outpace or outsmart the Golden Rule, and you might - occasionally and temporarily. But it will always come back around, and for the sake of your sanity, its always best to go into any aviation-related activity with this Golden Rule in mind so that when it inevitably proves to be true over and over, your expectations have already been set to anticipate and (hopefully) accept it.