Tips for playing better and staying calmer.

• 1 Don't think about what annoys you, or how someone could have done X differently, for more than a few seconds.
• 2 If you see someone become toxic in chat, do not reply to it.
• 3 Limit yourself to only typing useful information.
• 4 If you find yourself losing lane, ward up, play it safe, and help others succeeded in theirs. This is a team game after all.
• 5 Clear your mind of all the things that aren't important to the moment you are in right now.
• 6 Actively think about what your opponent can do to best you, and work around that.
• 7 Actively think about what you can do to best your opponent
• 8 Always buy and place at least one control ward per game.
• 9 Always ping the enemy jungler whenever you see them on the mini-map.
• 10 After you call missing in your lane, danger ping your other lanes. This increases the chances of enemy ganks not succeeding.
• 11 If you lose a match, never play another right after, give yourself 5-10 minutes to clear your mind. This helps you get back into the mindset of tip 5.
• 12 Make sure to eat enough food, and drink enough water. Staying well in both those compartments improves your mental state greatly.
• 13 If you often listen to music while playing, try turning it off. As this gives your mind one less thing to pay attention to.
• 14 Always seek out new information, and try to learn something new every day.

I hope you find this helpful, while some of it seems obvious, sometimes we can let it slip through the cracks when we aren't paying attention. So it's best to remind yourself of healthy habits, when you feel like you're lacking something.