“Whenever you find that you are on the side of the majority, it is time to reform.”

Useful as a warning, but not as a command.

;-) I like it, a lot of truth there.

In this day and age, yes, I agree.

Approval of the masses and collective 'stupidity'

Usually.

Did Twain know Marx? Groucho that is! Groucho's more famous, "I never wanted to be a member of a club or group that would have me as a member." To find yourself as a welcomed and comfortable member of the fraternal majority can be scary especially if one has a misanthropic personality.