"Thank you so much for all your help with my training, you have gone way ahead of my already high expectations. You have given me so much more confidence."
"You have been brilliant in restoring my confidence.'
"Thank you so much for another invigorating session this morning. I have been feeling so much better for it."
"Tempting fate, but my legs this afternoon have had their best day for weeks. Can't believe it!"
"Thank you so much. You have no idea how you boost my confidence."
"Thanks for getting me fitter and believing in myself again."