Earlier quoted context omitted.
Some people believe in software freedom more than you do.
Some people define "freedom" with 10 pages of restrictions of which the exact interpretation is continuously debated years after release. Other people consider that the opposite of freedom.
Do you think programmers shouldn't have the choice to decide whether their software may be used to kill people or cause the next flash crash? GPLv3 allows programmers to share their software while making sure big corporations and defense contractors steer clear.