What is the Sixth Amendment?

The Sixth Amendment says that "In all criminal prosecutions, the accused shall enjoy the right to a speedy and public trial, by an impartial jury of the State and district wherein the crime shall have been committed, which district shall have been previously ascertained by law, and to be informed of the nature and cause of the accusation; to be confronted with the witnesses against him; to have compulsory process for obtaining witnesses in his favor, and to have the Assistance of Counsel for his defense."

What does this mean?

"In all criminal prosecutions, the accused shall enjoy the right to a speedy and public trial" means that the person accused of the crime can have a trial.