The defendant wants to hide the truth because he's generally guilty. The defense attorney's job is to make sure the jury does not arrive at that truth.
Truth in philosophy means that concept and external reality correspond.
Next Article
I'm not pretty. The truth is I didn't think I could be a model at all. I was looking at some of the guys on the walls at Irene Marie and I thought to myself 'Jesus Christ. I can't do this. I don't look anything like these guys'.