If masturbation is a crime then I should be on death row..

There should be an international lunar base. That is certainly doable..

You should not live one way in private, another in public..

That should be the measure of success for everyone. It's not money, it's not fame, it's not celebrity; my index of success is happiness..

The Eastern monarch who proclaimed a reward to him who should discover a new pleasure, would have deserved well of mankind had he stipulated that it ….

Distrust of authority should be the first civic duty..

If a woman's work is never done, she should start earlier..

He (Cato) never gave his opinion in the Senate upon any other point whatever, without adding these words, "And, in my opinion Carthage should be dest….

I came to see that the world is always as it should be, whether I opposed it or not..

What should all men know about women? That we are always right and you should just agree..

Each and every one of you should consider himself to be a trustee for the welfare of the rest of his fellow labourers and not be self-seeking..

Tutors should behave reverently before their pupils..

Here's what we should be doing. We've got to get off fossil fuels..

We should be in the business of living, not making a living..

Every head should be cultivated..

There are depths to the human soul that should not be fathomed..

One should look forward rather than backwards..

Life shouldn't be about sitting around staring at frosted glass. Life should be lived and that's all there is to it..

Everybody certainly has the right to defend themselves. That's not to say that they should defy common sense by avoiding or diffusing confrontation. ….

Everybody potentially can make the claim that we should all be treated fairly..

May I do to others as I would that they should do unto me..