Talking to a professional
Everyone needs help sometimes. If you need help, here's some good resources!
(Sorry overseas folks, I've just got the info for US/Canada right now, but if you have good resources, please post them in the comments and I'll update the list!)
USA/CANADA:
Mental Health America (USA)
Canada Mental Health Association (Canada)
The Trevor Project - Support for LGTBQ2A+ Youth!
Psychology Today: Find a Therapist
Suicide Prevention Hotline (USA)
Crisis Services Canada (Canada)
EUROPE:
European Child Helplines Phone 116111 (Support for Children and Youths)
http://www.nummergegenkummer.de/ (Website of the German Child Helpline with contact information for parents and an email for children who want to write rather than talk)
https://mieli.fi/fi/tukea-ja-apua (Finland)
https://minduu.fi/fi/ (Finland)
AUSTRALIA:
Beyond Blue
https://www.blackdoginstitute.org.au/
https://www.lifeline.org.au/