CALCRIM No. 3450 is a long instruction that that sets forth the defendant’s burden of proof on insanity. Its very length and comprehensiveness appear to be what saves it in People v. Thomas, case no. C052849 (3d Dist. Oct. 22, 2007). The instruction includes this paragraph: If you conclude that at times the defendant was legally sane and other times the defendant was insane, you must assume that he was legally sane when he committed the crime. Because virtually every mentally ill person has lucid moments, contended the defendant, this language in the instruction essentially directs a finding of sanity. According to defendant, the instruction “require[d] [the] jury to find…