Who is the defense attorney to judge the client guilty or innocent? Maybe the client's insane, maybe the damning evidence the attorney's seen is compelling but

Who is the defense attorney to judge the client guilty or innocent? Maybe the client's insane, maybe the damning evidence the attorney's seen is compelling but incomplete or misleading. We defer to the process for a reason. And human nature being what it is, that process is built on a presumption of innocence.