“Much might be said on both sides.”

Variant: The good thing is Jason and I both outrank you so we can both tell you to shut up.
Source: The Mark of Athena

The Ethics of Belief (1877), The Duty of Inquiry
Context: It might be said to the agitator, "However convinced you were of the justice of your cause and the truth of your convictions, you ought not to have made a public attack upon any man's character until you had examined the evidence on both sides with the utmost patience and care."
In the first place, let us admit that, so far as it goes, this view of the case is right and necessary; right, because even when a man's belief is so fixed that he cannot think otherwise, he still has a choice in the action suggested by it, and so cannot escape the duty of investigating on the ground of the strength of his convictions; and necessary, because those who are not yet capable of controlling their feelings and thoughts must have a plain rule dealing with overt acts.

Quotes from interviews, Sydney Morning Herald interview (2003)
Context: Things are much more complicated. Feminism versus pornography, for example. There are a lot of feminists who think it is bad, but others think it's good.
I have become, you might call it mature — I would call it senile — and I can see both sides. But you can't write a satirical song with 'but on the other hand' in it, or 'however'. It's got to be one-sided.

Ch 1
A Canticle for Leibowitz (1959), Fiat Homo

2010s, 2017, August

J. S. Mill, Dissertations and discussions: political, philosophical, and historical, Volume 2 http://books.google.gr/books?id=FyfPAAAAMAAJ&dq=, H. Holt, 1864, p. 11.

Hjalmar, Act IV
The Wild Duck (1884)

The dedication
The Boys' Crusade (2003)