Sometimes the ends do justify the means, but that is an unusual case. Usually the means are just as important as the ends, if not more so. Today in Russia, Putin is widely supported as a strong leader who will restore Russia as a great power. Trump is supported by many US voters because they want a conservative Supreme Court. Both Putin and Trump are evil men. They will use evil means to attain their ends. Do we voters continue to justify the ends if the means are clearly evil?
Trump must go