Thinking everything to death before making decisions can be counterproductive, creating self-doubt.

If you keep researching every aspect and keep gathering every information to make that mythical perfect decision, you will never reach certainty.

Visualize and taste the fruits of self-discipline.
What could you have achieved if you work hard every day? How well your life would have looked? Would that be enough for you to put yourself together today to achieve a better future?

If you never consciosly made an effort to throw something you had kept "because it could be usefull" Then try it today. Its liberating. you might get a tast for it and keep doing it. 

Either way, there’s a lot of rubbish you could throw away and that creates space. There’s also a lot of stu...