I'm very sorry to hear your journey, man. It must be very difficult for ya to get over with those problems. I couldn't say anything positive but that's life, you can't take away the negativity

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What i learned the hard way:
the only good way to earn in is life is by working : blood ,sweet and tears
Not all the time, man. You must work smart sometime though, and it is way better than working by blood, and sweat

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Exactly, man. You don't have to give care pretty much about everything. Not saying, you must not think about it all but it is good you knew where to dwell; might be something that'd make you grew better.
If by chance you have spare money. Try reading Mark Manson's book ("Subtle way of not givin' a ..." & "Everything is ...") , well, if you haven't got any you can search some free e-books about it around the internet but don't forget to buy one later to support the author as well

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It's about self-help books, and I know it would help you a lot given the situations you had, and the possibilities you might encounter sooner. It is kind of odd but it contains too many interesting inputs in it.