The cases are unbearably tragic, but they cannot be the basis for changing a law that could affect millions.
Those are the words of the chief executive of disability charity Scope, written when the right-to-die cases from Paul Lamb and the family of Tony Nicklinson were put to the Court of Appeal in May.
Ahead of this morning's High court ruling, click here to read his argument against disabled people taking their own lives.
Locked-in syndrome sufferer Tony Nicklinson's widow and a paralysed victim have pledged to continue to challenge right-to-die law.
Locked-in syndrome sufferer Tony Nicklinson campaigned for years to win the right to end his life. Here is the timeline of his struggle.