Don't take any of these as scientific facts. Science has a history of proving itself wrong over time (double pun intended) But take your time to think about these. It's better than worrying about something stupid as politics or something mundane as sex or boring as weather.
Additional Reading: https://steemit.com/philosophy/@vimukthi/randomness-doesn-t-exist-in-the-universe-only-choices-the-matrix-trilogy-ending-interpretation-that-practically-nobody-seem-to