Personally, I would document everything. Sometimes it isn't necessarily one individual act or comment that tips the scales, but the pattern of aggression or abuse that has been established.
M44, H44, both M before M4 yrs, T6 BD 7/13 ILYB something isn't right with me H att suicide 2/14 S 4/14 OW disc 5/14 D final 4/15