I don’t do what I do for thanks, and I don’t do it to receive comments like these, but I have to admit, few things make me happier than hearing I’ve made a difference to someone’s life. Thank you for your thanks, and thank you for brutal often hilarious honesty. Here are collections of my favourite feedback…
Heartfelt thanks
Funny feedback
mathormaths.com 
You’ve helped me phenomenally, I can’t thank you enough. I was somehow working at a grade C throughout year 9, but since I’ve watched your extensive array of videos, I’m now maintaining an A. Once again, thank you deeply! My emotions for for are somewhat inexpressible (in a good way).