Question: what not to say to someone with breast cancer?
Answer: Do not burst into tears. Every woman told she has breast cancer believes it will kill her. ... 
Do not avoid talking about the subject. ... 
Do not invade. ... 
Do not send YOUR thoughts by post. ... 
Do not offer prayers. ... 
Do not say 'Let me know what I can do' ... 
Do not stop sending out invites. ... 
Do not try to kid us how well we look.