Tammy it is way to soon to give up.
One thing is for sure, giving up the treatment will totally reduce his chances. There are many here who were successfully treated and are enjoying life. To be sure the treatment is not fun (!). You might see if there is anything his team(?) can do re depression.

you might show him this site?

M

Partial glossectomy (25%) anterior tongue. 4/6/07/. IMRT start @5/24/07 (3x) Erbitux start/end@ 5/24/07. IMRT wider field (30x) start 6/5/07. Weekly cisplatin (2x30mg/m2), then weekly carbo- (5x180mg/m2). End of Tx 19 July 07.